UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM N-CSR

CERTIFIED SHAREHOLDER REPORT OF REGISTERED

MANAGEMENT INVESTMENT COMPANIES

Investment Company Act file number 811- 4173

John Hancock Investors Trust
(Exact name of registrant as specified in charter)

601 Congress Street, Boston, Massachusetts 02210
(Address of principal executive offices) (Zip code)

Alfred P. Ouellette
Senior Counsel and Assistant Secretary

601 Congress Street

Boston, Massachusetts 02210
(Name and address of agent for service)

Registrant's telephone number, including area code: 617-663-4324

Date of fiscal year end:  December  31 
   
 
Date of reporting period:  December  31, 2007 

ITEM 1. REPORT TO SHAREHOLDERS.




Discussion of Fund performance

By MFC Global Investment Management (U.S.), LLC

The U.S. bond market enjoyed solid gains in 2007, with most of the advance occurring in the last six months. Bonds were largely unchanged in the first half of the year, but a meltdown in the housing and mortgage markets over the last six months led to greater interest rate volatility and several interest rate cuts from the Federal Reserve. As a result, bonds rallied, with Treasury bonds delivering the best returns, while high-yield corporate bonds lagged.

“The U.S. bond market enjoyed
solid gains in 2007, with most of
the advance occurring in the last
six months.”

For the year ended December 31, 2007, John Hancock Investors Trust produced a total return of 3.73% at net asset value (NAV) and –4.00% at market value. The Fund’s NAV return and its market performance differ because the market share price is subject to the dynamics of secondary market trading, which could cause it to trade at a discount or premium to the Fund’s NAV share price at any time. By comparison, the average closed-end intermediate-term bond fund returned 3.43%, according to Morningstar, Inc., and the Lehman Brothers Government/ Credit Bond Index returned 7.23% . The Fund’s current annualized distribution rate was 6.66% at closing NAV and 7.52% at closing market price. The portfolio’s sector weightings were the main reason behind the underperformance of the benchmark index and Morningstar peer group, primarily over the last six months. An underweight in Treasury bonds and an overweight in corporate bonds, including a healthy weighting in high yield securities, detracted from results. Within the corporate sector, our financial holdings had the biggest negative impact on performance. The most significant underperformer was real estate investment trust Public Storage REIT, Inc. which owns and operates self-storage facilities. On the positive side, beverage maker Ocean Spray Cranberries, Inc. and ASG Consolidated LLC, which runs a fleet of fishing boats in Alaska, added value during the year. In the mortgage-backed sector, the portfolio benefited from its exposure to interest-only securities backed by “pay-option” mortgages, which generated strong returns. A steeper yield curve also boosted performance as the portfolio was positioned to benefit from this environment.

This commentary reflects the views of the portfolio managers through the end of the Fund’s period discussed in this report. The managers’ statements reflect their own opinions. As such, they are in no way guarantees of future events and are not intended to be used as investment advice or a recommendation regarding any specific security. They are also subject to change at any time as market and other conditions warrant.

Investors Trust | Annual report

6


Portfolio summary

Quality distribution1       

AAA  54%  BB  8% 

 
AA  3%  B  14% 

 
A  4%  CCC  6% 

 
BBB  9%       

     
 
 
Sector distribution1       

Government-U.S. Agency  44%  Materials  4% 

 
Mortgage bonds  13%  Utilities  4% 

 
Consumer discretionary  9%  Energy  3% 

 
Financials  8%  Consumer staples  2% 

 
Telecommunication services  5%  Information technology  1% 

 
Industrials  4%  Other  3% 

 


1 As a percentage of the Fund’s total investments on December 31, 2007.

Annual report | Investors Trust

7


F I N A N C I A L   S T A T E M E N T S

Fund’s investments

Securities owned by the Fund on 12-31-07

This schedule is divided into five main categories: bonds, preferred stocks, tranche loans, U.S. government and agencies securities, and short-term investments. Bonds, preferred stocks, tranche loans and U.S. government and agencies securities are further broken down by industry group. Short-term investments, which represent the Fund’s cash position, are listed last.

  Interest  Maturity  Credit  Par value   
Issuer, description  rate    date  rating (A)  (000)  Value 
Bonds 80.08%          $127,839,397 

(Cost $131,565,969)           
 
Aerospace & Defense 0.12%          197,000 

L-3 Communications Corp.,           
Gtd Sr Sub Note Ser B  6.375%  10-15-15  BB+  $200  197,000 
 
Agricultural Products 0.29%          462,500 

Cosan SA Industria e Comercio,           
Perpetual Bond (Brazil) (F)(S)  8.250  02-15-49  BB  500  462,500 
 
Airlines 1.70%          2,710,814 

Continental Airlines, Inc.,           
Pass Thru Ctf Ser 1999-1A (L)  6.545  02-02-19  A–  378  380,123 
Pass Thru Ctf Ser 2000-2 Class B  8.307  10-02-19  BB–  383  380,393 
Pass Thru Ctf Ser 2001-1 Class C  7.033  06-15-11  B+  154  149,071 

Delta Airlines, Inc.,           
Collateralized Bond (S)  6.821  08-10-22  A–  930  970,827 

Northwest Airlines, Inc.,           
Gtd Collateralized Note Ser 07-1  7.027  11-01-19  A–  865  830,400 
 
Aluminum 0.53%          852,025 

CII Carbon LLC,           
Gtd Sr Sub Note (S)  11.125  11-15-15  CCC+  865  852,025 
 
Broadcasting & Cable TV 4.21%          6,721,625 

Canadian Satellite Radio           
Holdings, Inc.,           
Sr Note (Canada) (F)(G)  12.750  02-15-14  CCC+  2,000  1,980,000 

Charter Communications Holdings           
II LLC,           
Sr Note  10.250  09-15-10  CCC  2,000  1,960,000 

Shaw Communications, Inc.,           
Sr Note (Canada) (F)  8.250  04-11-10  BB+  1,000  1,048,750 

Videotron Ltee,           
Gtd Sr Note (Canada) (F)  6.375  12-15-15  B+  300  281,625 

XM Satellite Radio, Inc.,           
Gtd Sr Note (L)  9.750  05-01-14  CCC  1,500  1,451,250 

See notes to financial statements

Investors Trust | Annual report

8


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Casinos & Gaming 6.76%          $10,797,103 

Chukchansi Economic Development           
Authority,           
Sr Note (S)  8.000%  11-15-13  BB–  $440  429,000 

Down Stream Development Authority           
of the Quapaw Tribe of Oklahoma,           
Sr Sec Note (S)  12.000  10-15-15  B–  2,000  1,870,000 

Great Canadian Gaming Corp.,           
Gtd Sr Sub Note (Canada) (F)(S)  7.250  02-15-15  B+  1,000  990,000 

Indianapolis Downs LLC &           
Capital Corp.,           
Sr Sec Note (S)  11.000  11-01-12  B  395  381,175 

Isle of Capri Casinos, Inc.,           
Gtd Sr Sub Note  7.000  03-01-14  B  505  414,100 

Jacobs Entertainment, Inc.,           
Gtd Sr Note  9.750  06-15-14  B–  1,000  930,000 

Little Traverse Bay Bands of           
Odawa Indians,           
Sr Note (S)  10.250  02-15-14  B  1,000  1,005,000 

Mashantucket West Pequot,           
Bond (S)  5.912  09-01-21  BBB–  275  262,328 

Mohegan Tribal Gaming Authority,           
Sr Sub Note  7.125  08-15-14  B  1,000  967,500 

MTR Gaming Group, Inc.,           
Gtd Sr Note Ser B  9.750  04-01-10  B  800  800,000 
Gtd Sr Sub Note Ser B  9.000  06-01-12  B–  350  329,000 

Pinnacle Entertainment, Inc.,           
Sr Sub Note (L)(S)  7.500  06-15-15  B–  1,000  907,500 

Pokagon Gaming Authority,           
Sr Note (S)  10.375  06-15-14  B  500  537,500 

Waterford Gaming LLC,           
Sr Note (S)  8.625  09-15-14  BB–  974  974,000 
 
Commodity Chemicals 0.64%          1,015,000 

Sterling Chemicals, Inc.,           
Gtd Sr Sec Note (S)  10.250  04-01-15  B–  1,000  1,015,000 
 
Construction & Farm Machinery & Heavy Trucks 0.48%      771,375 

Manitowoc Co., Inc. (The),           
Gtd Sr Note  7.125  11-01-13  BB–  500  495,000 

Odebrecht Finance Ltd.,           
Gtd Sr Note (Cayman Islands) (F)  7.500  10-18-17  BB  275  276,375 
 
Consumer Finance 2.50%          3,983,402 

CIT Group, Inc.,           
Sr Note  5.000  02-13-14  A  360  316,924 

Ford Motor Credit Co.,           
Note  7.375  10-28-09  B  1,925  1,811,899 
Note  7.800  06-01-12  B  310  271,765 
Sr Note  9.750  09-15-10  B  980  935,118 

HSBC Finance Capital Trust IX,           
Gtd Note (5.911% to 11-30-15 then           
variable)  5.911  11-30-35  A  700  647,696 

See notes to financial statements

Annual report | Investors Trust

9


F I N A N C I A L   S T A T E M E N T S

         
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Diversified Banks 2.09%          $3,341,706 

Bancolombia SA,           
Sub Bond (Colombia) (F)  6.875%  05-25-17  Ba1  $400  372,000 

Barclays Bank Plc,           
Perpetual Bond (6.860% to 6-15-32           
then variable) (United           
Kingdom) (F)(S)  6.860  09-29-49  A+  1,595  1,487,575 

Chuo Mitsui Trust & Banking Co.,           
Perpetual Sub Note (5.506% to           
4-15-15 then variable)           
(Japan) (F)(S)  5.506  12-15-49  Baa1  905  832,138 

Royal Bank of Scotland Group Plc,           
Perpetual Bond (7.648% to           
9-30-31 then variable) (United           
Kingdom) (F)  7.648  08-29-49  A  630  649,993 
 
Diversified Chemicals 1.24%          1,974,550 

NOVA Chemicals Corp.,           
Med Term Note (Canada) (F)  7.400  04-01-09  B+  1,955  1,974,550 
 
Diversified Commercial & Professional Services 1.37%      2,192,868 

ARAMARK Co.,           
Gtd Sr Floating Rate Note (P)  8.411  02-01-15  B–  585  570,375 

Grupo Kuo SAB de CV,           
Gtd Sr Note (Mexico) (F)(S)  9.750  10-17-17  BB–  515  508,562 

Hutchison Whampoa           
International Ltd.,           
Gtd Sr Note (Cayman           
Islands) (F)(S)  6.500  02-13-13  A–  750  788,431 

MSX International, Inc.,           
Gtd Sr Sec Note (S)  12.500  04-01-12  CCC+  350  325,500 
 
Diversified Financial Services 2.30%          3,666,038 

Beaver Valley Funding Corp.,           
Sec Lease Obligation Bond  9.000  06-01-17  BBB–  897  1,010,488 

Cosan Finance Ltd.,           
Gtd Bond (Brazil) (F)(L)(S)  7.000  02-01-17  BB  820  768,750 

Independencia International Ltd.,           
Gtd Sr Bond (Brazil) (F)(S)  9.875  01-31-17  B  1,280  1,280,000 

Orascom Telecom Finance SCA,           
Gtd Note (Egypt) (F)(S)  7.875  02-08-14  B–  360  340,200 

TAM Capital, Inc.,           
Gtd Sr Note (Cayman Islands) (F)  7.375  04-25-17  BB–  310  266,600 
 
Diversified Metals & Mining 0.76%          1,219,750 

Freeport-McMoRan Copper &           
Gold, Inc.,           
Sr Note  8.375  04-01-17  BB  220  235,950 
Sr Note  6.875  02-01-14  BBB  500  505,000 

Vedanta Resources Plc,           
Sr Note (United Kingdom) (F)(S)  6.625  02-22-10  BB  480  478,800 

See notes to financial statements

Investors Trust | Annual report

10


F I N A N C I A L   S T A T E M E N T S

         
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Electric Utilities 4.04%          $6,444,507 

AES Eastern Energy LP,           
Sr Pass Thru Ctf Ser 1999-A  9.000%  01-02-17  BB+  $1,133  1,225,989 

BVPS II Funding Corp.,           
Collateralized Lease Bond  8.890  06-01-17  BBB–  700  787,128 

CE Generation LLC,           
Sr Sec Note  7.416  12-15-18  BB+  685  704,291 

FPL Energy National Wind,           
Sr Sec Note (S)  5.608  03-10-24  BBB–  334  334,439 

HQI Transelect Chile SA,           
Sr Note (Chile) (F)  7.875  04-15-11  BBB–  1,175  1,268,575 

Indiantown Cogeneration LP,           
1st Mtg Note Ser A-9  9.260  12-15-10  BB+  286  298,029 

IPALCO Enterprises, Inc.,           
Sr Sec Note  8.625  11-14-11  BB–  315  329,175 

PNPP II Funding Corp.,           
Deb  9.120  05-30-16  BBB–  425  501,521 

TXU Corp.,           
Sec Bond  7.460  01-01-15  CCC  525  478,781 

Waterford 3 Funding Corp.,           
Sec Lease Obligation Bond  8.090  01-02-17  BBB–  516  516,579 
 
Electronic Equipment Manufacturers 0.49%        774,757 

Thomas & Betts Corp.,           
Sr Note  7.250  06-01-13  BBB–  745  774,757 
 
Food Distributors 0.38%          609,600 

Sadia Overseas Ltd.,           
Note (Brazil) (F)(S)  6.875  05-24-17  BB  635  609,600 
 
Health Care Facilities 0.64%          1,025,000 

Hanger Orthopedic Group, Inc.,           
Gtd Sr Note  10.250  06-01-14  CCC+  1,000  1,025,000 
 
Health Care Services 0.13%          204,250 

Alliance Imaging, Inc.,           
Sr Sub Note (S)  7.250  12-15-12  B–  215  204,250 
 
Health Care Supplies 0.17%          268,975 

Bausch & Lomb, Inc.,           
Sr Note (S)  9.875  11-01-15  B–  265  268,975 
 
Hotels, Resorts & Cruise Lines 1.04%          1,662,112 

HRP Myrtle Beach Operations           
LLC/HRP Myrtle Beach Operations           
Capital Corp.,           
Sr Sec Floating Rate Note (P)(S)  9.894  04-01-12  B+  1,745  1,662,112 
 
Industrial Conglomerates 0.37%          585,000 

Waste Services, Inc.,           
Gtd Sr Sub Note  9.500  04-15-14  CCC+  600  585,000 
 
Industrial Machinery 0.27%          436,555 

Trinity Industries, Inc.,           
Pass Thru Ctf (S)  7.755  02-15-09  Baa2  439  436,555 

See notes to financial statements

Annual report | Investors Trust

11


F I N A N C I A L   S T A T E M E N T S

         
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Integrated Oil & Gas 0.87%          $1,389,791 

Pemex Project Funding           
Master Trust,           
Gtd Note  9.125%  10-13-10  BBB+  $125  138,125 

Petro-Canada,           
Deb (Canada) (F)  9.250  10-15-21  BBB  1,000  1,251,666 
 
Integrated Telecommunication Services 3.45%        5,499,529 

Axtel SAB de CV,           
Sr Note (Mexico) (F)(S)  7.625  02-01-17  BB–  810  810,000 

Bellsouth Corp.,           
Deb  6.300  12-15-15  A  878  919,779 

Cincinnati Bell, Inc.,           
Sr Sub Note (L)  8.375  01-15-14  B–  1,000  975,000 

Citizens Communications Co.,           
Sr Note  7.125  03-15-19  BB+  530  503,500 

Qwest Capital Funding, Inc.,           
Gtd Note  7.000  08-03-09  B+  1,700  1,695,750 

West Corp.,           
Gtd Sr Sub Note  11.000  10-15-16  B–  600  595,500 
 
Investment Banking & Brokerage 0.47%        757,830 

Mizuho Financial Group           
Cayman Ltd.,           
Gtd Sub Bond (Cayman Islands) (F)  8.375  12-29-49  A2  750  757,830 
 
It Consulting & Other Services 0.84%          1,335,066 

NCR Corp.,           
Note  7.125  06-15-09  BBB–  375  387,566 

Unisys Corp.,           
Sr Note (L)  6.875  03-15-10  B+  1,000  947,500 
 
Life & Health Insurance 0.32%          511,927 

Symetra Financial Corp.,           
Jr Sub Bond (P)(S)  8.300  10-15-37  BB  520  511,927 
 
Marine 1.39%          2,224,162 

Minerva Overseas Ltd.,           
Gtd Note (Cayman Islands) (F)(S)  9.500  02-01-17  B  1,255  1,201,662 

Navios Maritime Holdings, Inc.,           
Sr Note (Marshall Islands) (F)  9.500  12-15-14  B+  1,000  1,022,500 
 
Metal & Glass Containers 1.00%          1,592,900 

BWAY Corp.,           
Gtd Sr Sub Note  10.000  10-15-10  B–  1,085  1,074,150 

Owens-Brockway Glass           
Container, Inc.,           
Gtd Sr Note  8.250  05-15-13  B  500  518,750 
 
Multi-Line Insurance 0.77%          1,229,584 

Liberty Mutual Group,           
Bond (S)  7.500  08-15-36  BBB  515  502,518 

Sul America Participacoes SA,           
Bond (Brazil) (F)(S)  8.625  02-15-12  B  705  727,066 

See notes to financial statements

Investors Trust | Annual report

12


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Multi-Media 0.75%          $1,193,418 

News America Holdings,           
Gtd Sr Deb  7.750%  01-20-24  BBB  $980  1,102,218 

Quebecor Media, Inc.,           
Sr Note (Canada) (F)  7.750  03-15-16  B  95  91,200 
 
Multi-Utilities 1.02%          1,632,577 

CalEnergy Co., Inc.,           
Sr Bond  8.480  09-15-28  BBB+  525  641,459 

Salton Sea Funding Corp.,           
Sec Note Ser C  7.840  05-30-10  BBB–  958  991,118 
 
Oil & Gas Drilling 0.87%          1,388,163 

Delek & Avner-Yam Tethys Ltd.,           
Sr Sec Note (Israel) (F)(S)  5.326  08-01-13  BBB–  254  255,463 

Gazprom,           
Loan Part Note (Germany) (F)(S)  9.625  03-01-13  BBB  1,000  1,132,700 
 
Oil & Gas Storage & Transportation 0.90%        1,431,283 

Atlas Pipeline Partners LP,           
Gtd Sr Note  8.125  12-15-15  B+  140  138,600 

Copano Energy LLC,           
Gtd Sr Note  8.125  03-01-16  B  250  251,875 

Markwest Energy Partners           
LP/Markwest Energy           
Finance Corp.,           
Sr Note  8.500  07-15-16  B  500  502,500 

NGPL PipeCo LLC,           
Sr Note (S)  7.119  12-15-17  BBB–  525  538,308 
 
Oil & Gas Exploration & Production 1.33%        2,122,600 

Dune Energy, Inc.,           
Sr Sec Note  10.500  06-01-12  B–  1,250  1,150,000 

Energy XXI Gulf Coast, Inc.,           
Gtd Sr Note  10.000  06-15-13  CCC  600  550,500 

McMoRan Exploration Co.,           
Gtd Sr Note  11.875  11-15-14  CCC+  420  422,100 
 
Packaged Foods & Meats 0.69%          1,103,300 

ASG Consolidated LLC/ASG           
Finance, Inc.,           
Sr Disc Note (Zero to 11-1-08,           
then 11.500%) (O)  Zero  11-01-11  B–  1,180  1,103,300 
 
Paper Packaging 1.48%          2,369,406 

Stone Container Corp.,           
Sr Note  8.375  07-01-12  CCC+  1,000  992,500 
Sr Note  8.000  03-15-17  B–  1,425  1,376,906 
 
Paper Products 0.21%          340,158 

Plum Creek Timber Co., Inc.,           
Gtd Note  5.875  11-15-15  BBB–  345  340,158 
 
Property & Casualty Insurance 0.50%          804,460 

Ohio Casualty Corp.,           
Sr Note  7.300  06-15-14  BBB–  750  804,460 

See notes to financial statements

Annual report | Investors Trust

13


F I N A N C I A L   S T A T E M E N T S

         
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Publishing 0.25%          $406,640 

Dex Media West,           
Gtd Sr Sub Note  9.875%  08-15-13  B  $391  406,640 
 
Real Estate Management & Development 0.27%        427,644 

Healthcare Realty Trust, Inc.,           
Sr Note  8.125  05-01-11  BBB–  165  180,144 

Ventas Realty LP/Capital Corp.,           
Sr Note  6.625  10-15-14  BB+  250  247,500 
 
Regional Banks 0.74%          1,173,505 

NB Capital Trust IV,           
Gtd Cap Security  8.250  04-15-27  A  1,130  1,173,505 
 
Restaurants 0.59%          945,000 

Dave & Buster’s, Inc.,           
Gtd Sr Note  11.250  03-15-14  CCC+  1,000  945,000 
 
Specialized Finance 2.75%          4,382,254 

Astoria Depositor Corp.,           
Pass Thru Ctf Ser B (G)(S)  8.144  05-01-21  BB  750  761,250 

Bosphorous Financial Services,           
Sec Floating Rate Note (P)(S)  6.669  02-15-12  Baa2  500  495,115 

CCM Merger, Inc.,           
Note (S)  8.000  08-01-13  CCC+  1,000  942,500 

Drummond Co., Inc.,           
Sr Note (S)  7.375  02-15-16  BB–  1,500  1,391,250 

ESI Tractebel Acquistion Corp.,           
Gtd Sec Bond Ser B  7.990  12-30-11  BB  784  792,139 
 
Specialized REITs 0.21%          328,772 

Health Care REIT, Inc.,           
Sr Note  6.200  06-01-16  BBB–  345  328,772 
 
Specialty Chemicals 0.35%          566,412 

American Pacific Corp.,           
Gtd Sr Note  9.000  02-01-15  B  565  566,412 
 
Steel 0.93%          1,481,250 

Ryerson, Inc.,           
Sr Sec Note (S)  12.000  11-01-15  B+  1,500  1,481,250 
 
Systems Software 0.14%          222,950 

Vengent, Inc.,           
Gtd Sr Sub Note  9.625  02-15-15  B–  260  222,950 
 
Thrifts & Mortgage Finance 20.76%          33,133,749 

American Home Mortgage Assets,           
Mtg Pass Thru Ctf Ser 2006-6           
Class XP IO  2.580  12-25-46  AAA  13,262  613,390 

American Home Mortgage           
Investment Trust,           
Mtg Pass Thru Ctf Ser 2007-1           
Class GIOP IO (P)  2.154  05-25-47  AAA  8,141  488,486 

Banc of America Funding Corp.,           
Mtg Pass Thru Ctf Ser 2006-B           
Class 6A1 (P)  5.880  03-20-36  AAA  1,037  1,035,323 

See notes to financial statements

Investors Trust | Annual report

14


F I N A N C I A L   S T A T E M E N T S

         
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Thrifts & Mortgage Finance (continued)         

Banc of America Funding Corp.,           
Mtg Pass Thru Ctf Ser 2006-D           
Class 6B2 (P)  5.946%  05-20-36  AA  $1,761  $1,512,183 

Bear Stearns Alt-A Trust,           
Mtg Pass Thru Ctf Ser 2005-3           
Class B2 (P)  5.352  04-25-35  AA+  431  440,943 
Mtg Pass Thru Ctf Ser 2006-4           
Class 3B1  6.342  07-25-36  AA  2,465  1,264,121 

Citigroup Mortgage Loan           
Trust, Inc.,           
Mtg Pass Thru Ctf Ser 2005-5           
Class 2A3  5.000  08-25-35  AAA  503  501,280 

ContiMortgage Home Equity           
Loan Trust,           
Pass Thru Ctf Ser 1995-2           
Class A-5  8.100  08-15-25  AAA  75  75,238 

Countrywide Alternative           
Loan Trust,           
Mtg Pass Thru Ctf Ser 2005-59           
Class 2X IO (P)  2.428  11-20-35  AAA  7,964  278,744 
Mtg Pass Thru Ctf Ser 2006-0A8           
Class X IO (P)  1.987  07-25-46  AAA  10,249  390,737 
Mtg Pass Thru Ctf Ser 2006-0A10           
Class XPP IO (P)  1.974  08-25-46  AAA  5,361  199,349 
Mtg Pass Thru Ctf Ser 2006-0A12           
Class X IO (P)  2.839  09-20-46  AAA  64,050  3,042,358 
Mtg Pass Thru Ctf Ser 2006-11CB           
Class 3A1  6.500  05-25-36  Aaa  3,200  3,145,082 
Mtg Pass Thru Ctf Ser 2007-0A8           
Class X IO  2.000  06-25-47  AAA  6,645  263,741 

Crown Castle Towers LLC,           
Mtg Pass Thru Ctf Ser 2006-1A           
Class G (S)  6.795  11-15-36  Ba2  1,000  945,300 

DB Master Finance LLC,           
Mtg Pass Thru Ctf Ser 2006-1           
Class M1 (S)  8.285  06-20-31  BB  1,000  1,003,700 

Dominos Pizza Master Issuer LLC,           
Mtg Pass Thru Ctf Ser 2007-1           
Class M1 (S)  7.629  04-25-37  BB  1,000  951,890 

DSLA Mortgage Loan Trust,           
Mtg Pass Thru Ctf Ser 2005-AR5           
Class X2 IO (P)  0.151  08-19-45  AAA  28,718  915,375 

First Horizon Alternative           
Mortgage Securities,           
Mtg Pass Thru Ctf Ser 2004-AA5           
Class B1 (P)  5.211  12-25-34  AA  285  279,244 
Mtg Pass Thru Ctf Ser 2006-AA2           
Class B1 (G)(P)  6.184  05-25-36  AA  249  194,702 

Global Signal Trust,           
Sub Bond Ser 2004-2A Class D (S)  5.093  12-15-14  Baa2  385  376,834 
Sub Bond Ser 2006-1 Class E (S)  6.495  02-15-36  Baa3  370  359,936 

See notes to financial statements

Annual report | Investors Trust

15


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Thrifts & Mortgage Finance (continued)         

Global Tower Partners Acquisition           
Partners LLC,           
Sub Bond Ser 2007-1A Class G (S)  7.874%  05-15-37  B2  $360  $345,298 

GS Mortgage Securities Corp.,           
Mtg Pass Thru Ctf Ser 2006-NIM3           
Class N1 (S)  6.414  06-25-46  A2  133  132,427 
Mtg Pass Thru Ctf Ser 2006-NIM3           
Class N2 (S)  8.112  06-25-46  Baa2  65  64,545 

GSR Mortgage Loan Trust,           
Mtg Pass Thru Ctf Ser 2004-9           
Class B1 (G)(P)  5.240  08-25-34  AA  937  945,817 
Mtg Pass Thru Ctf Ser 2006-4F           
Class 6A1  6.500  05-25-36  AAA  3,897  3,910,837 

HarborView Mortgage Loan Trust,           
Mtg Pass Thru Ctf Ser 2005-8           
Class 1X IO (P)  2.294  09-19-35  AAA  7,594  213,595 
Mtg Pass Thru Ctf Ser 2007-3           
Class ES IO (G)(S)  0.350  05-19-47  AAA  16,228  124,245 
Mtg Pass Thru Ctf Ser 2007-4           
Class ES IO (G)(S)  0.304  07-19-47  AAA  16,165  143,971 
Mtg Pass Thru Ctf Ser 2007-6           
Class ES IO (G)(S)  0.292  11-19-15  AAA  11,529  88,268 

Harborview NIM Corp.,           
Mtg Pass Thru Ctf Ser 2006-9A           
Class N2 (G)(S)  8.350  11-19-36  BBB–  1,565  1,557,175 
Mtg Pass Thru Ctf Ser 2007-2A           
Class N2 (P)(S)  7.870  04-25-37  BBB–  107  106,413 

Indymac Index Mortgage Loan Trust,           
Mtg Pass Thru Ctf Ser 2004-AR13           
Class B1  5.296  01-25-35  AA  333  326,140 
Mtg Pass Thru Ctf Ser 2005-AR5           
Class B1 (P)  5.440  05-25-35  AA  481  490,931 
Mtg Pass Thru Ctf Ser 2005-AR18           
Class 1X IO  2.307  10-25-36  AAA  16,138  504,316 

Luminent Mortgage Trust,           
Mtg Pass Thru Ctf Ser 2006-1           
Class X IO  2.462  04-25-36  AAA  23,561  809,921 

Merrill Lynch Mortgage Investors Trust,           
Mtg Pass Thru Ctf Ser 2006-AF1           
Class MF1 (P)  6.105  08-25-36  AA  1,247  1,125,992 

Provident Funding Mortgage           
Loan Trust,           
Mtg Pass Thru Ctf Ser 2005-1           
Class B1 (P)  4.379  05-25-35  AA  383  366,939 

SBA CMBS Trust,           
Sub Bond Ser 2005-1A Class D (S)  6.219  11-15-35  Baa2  225  220,232 
Sub Bond Ser 2005-1A Class E (S)  6.706  11-15-35  Baa3  200  195,801 

Sharps SP I LLC Net Interest           
Margin Trust,           
Mtg Pass Thru Ctf Ser 2006-CW4N           
Class NB (S)  9.250  04-25-46  Baa3  41  40,377 

See notes to financial statements

Investors Trust | Annual report

16


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
Thrifts & Mortgage Finance (continued)         

Washington Mutual Alternative           
Loan Trust,           
Mtg Pass Thru Ctf Ser 2005-6           
Class 1CB  6.500%  08-25-35  AAA  $472  $480,878 

Washington Mutual, Inc.,           
Mtg Pass Thru Ctf Ser 2005-AR4           
Class B1 (P)  4.672  04-25-35  AA  1,454  1,390,907 
Mtg Pass Thru Ctf Ser 2007-0A5           
Class 1XPP IO  0.806  06-25-47  Aaa  44,433  555,417 
Mtg Pass Thru Ctf Ser 2007-0A6           
Class 1XPP IO  0.560  07-25-47  Aaa  25,337  332,552 
Mtg Pass Thru Ctf Ser 2007-GA4           
Class ZPPP IO  0.776  04-25-47  Aaa  19,236  382,799 
 
Wireless Telecommunication Services 3.71%        5,928,555 

Centennial Communications Corp.,           
Sr Note (L)  10.000  01-01-13  CCC+  1,000  1,040,000 

Crown Castle Towers LLC,           
Sub Bond Ser 2005-1A Class D  5.612  06-15-35  Baa2  655  648,836 

Digicel Group Ltd.,           
Sr Note (Bermuda) (F)(S)  8.875  01-15-15  Caa2  1,250  1,143,750 

Mobile Telesystems Finance SA,           
Gtd Sr Note (Luxembourg) (F)(S)  9.750  01-30-08  BB–  350  350,175 

Nextel Communications, Inc.,           
Sr Note Ser D  7.375  08-01-15  BBB  1,250  1,230,774 

Rogers Wireless, Inc.,           
Sr Sub Note (Canada) (F)  8.000  12-15-12  BB–  500  521,654 

Sprint Capital Corp.,           
Gtd Sr Note  6.900  05-01-19  BBB  1,000  993,366 
 
      Credit     
Issuer, description      rating (A)  Shares  Value 
 
Preferred stocks 1.19%          $1,901,210 

(Cost $2,027,026)           
 
Agricultural Products 0.72%          1,149,610 

Ocean Spray Cranberries, Inc.,           
6.25%, Ser A (S)      BB+  12,500  1,149,610 
 
Real Estate Management & Development 0.47%        751,600 

Public Storage REIT, Inc., 6.50%,           
Depositary Shares, Ser W      BBB+  40,000  751,600 
 
      Credit  Par value   
Issuer, description      rating (A)  (000)  Value 
 
Tranche Loans 0.13%          $204,750 

(Cost $210,000)           
 
Health Care Services 0.13%          204,750 

IM US Holdings LLC,           
Tranche (Second Lien           
Fac), 6-26-15      B–  $210  204,750 

See notes to financial statements

Annual report | Investors Trust

17


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Credit  Par value   
Issuer, description  rate  date  rating (A)  (000)  Value 
 
U.S. government and agencies securities 68.07%      $108,666,209 

(Cost $107,479,529)           
 
Government U.S. Agency 68.07%          108,666,209 

Federal Home Loan Mortgage Corp.,           
20 Yr Pass Thru Ctf  11.250%  01-01-16  AAA  $14  14,677 
30 Yr Pass Thru Ctf  6.000  08-01-34  AAA  2,821  2,862,646 
30 Yr Pass Thru Ctf  6.000  08-01-37  AAA  3,867  3,925,010 
30 Yr Pass Thru Ctf  5.500  05-15-35  AAA  7,000  6,920,340 
CMO REMIC 2978-CL  5.500  01-15-31  AAA  2,590  2,626,201 
CMO REMIC 3174-CB  5.500  02-15-31  AAA  300  305,401 

Federal National Mortgage Assn.,           
15 Yr Pass Thru Ctf  7.500  02-01-08  AAA  0  65 
15 Yr Pass Thru Ctf  7.000  09-01-10  AAA  13  13,305 
15 Yr Pass Thru Ctf  7.000  10-01-12  AAA  11  11,363 
15 Yr Pass Thru Ctf  7.000  04-01-17  AAA  30  31,693 
15 Yr Pass Thru Ctf  6.000  05-01-21  AAA  3,364  3,444,736 
30 Yr Adj Rate Pass Thru Ctf (P)  5.315  11-01-35  AAA  3,401  3,380,207 
30 Yr Pass Thru Ctf  6.500  07-01-36  AAA  3,558  3,657,857 
30 Yr Pass Thru Ctf  6.500  09-01-36  AAA  2,704  2,779,904 
30 Yr Pass Thru Ctf  6.500  12-01-36  AAA  379  389,641 
30 Yr Pass Thru Ctf  6.000  05-01-35  AAA  3,102  3,150,065 
30 Yr Pass Thru Ctf  6.000  08-01-35  AAA  1,503  1,527,238 
30 Yr Pass Thru Ctf  6.000  10-01-35  AAA  936  951,051 
30 Yr Pass Thru Ctf  6.000  04-01-36  AAA  1,657  1,682,954 
30 Yr Pass Thru Ctf  6.000  06-01-36  AAA  2,117  2,150,494 
30 Yr Pass Thru Ctf  6.000  08-01-36  AAA  5,485  5,570,816 
30 Yr Pass Thru Ctf  6.000  09-01-36  AAA  12,617  12,815,507 
30 Yr Pass Thru Ctf  6.000  11-01-36  AAA  6,283  6,381,883 
30 Yr Pass Thru Ctf  6.000  12-01-36  AAA  1,765  1,792,967 
30 Yr Pass Thru Ctf  6.000  05-01-37  AAA  600  608,767 
30 Yr Pass Thru Ctf  6.000  07-01-37  AAA  172  174,421 
30 Yr Pass Thru Ctf  5.500  01-25-35  AAA  4,913  4,908,594 
30 Yr Pass Thru Ctf  5.500  11-01-35  AAA  1,597  1,596,207 
30 Yr Pass Thru Ctf  5.500  01-01-36  AAA  2,104  2,102,265 
30 Yr Pass Thru Ctf  5.500  01-01-37  AAA  20,952  20,928,154 
30 Yr Pass Thru Ctf  5.500  05-01-37  AAA  3,800  3,795,397 
30 Yr Pass Thru Ctf  5.500  06-01-37  AAA  4,977  4,971,727 
CMO REMIC Ser 2006-67-PD  5.500  12-25-34  AAA  1,180  1,171,596 
CMO REMIC Ser 3294-NB  5.500  12-15-29  AAA  340  344,590 
Note  6.000  05-30-25  AAA  1,652  1,652,710 

Government National           
Mortgage Assn.,           
30 Yr Pass Thru Ctf  10.000  11-15-20  AAA  6  7,477 
30 Yr Pass Thru Ctf  9.500  01-15-21  AAA  4  4,559 
30 Yr Pass Thru Ctf  9.500  02-15-25  AAA  12  13,724 

See notes to financial statements

Investors Trust | Annual report

18


F I N A N C I A L   S T A T E M E N T S

           
  Interest  Maturity  Par value   
Issuer, description  rate  date  (000)  Value 
 
Short-term investments 5.97%        $9,536,692 

(Cost $9,536,369)         
 
Government U.S. Agency 3.07%        4,900,000 

Federal Home Loan Bank,         
Disc Note  4.15% (Y)  01-02-08  $4,900  4,900,000 
 
Issuer      Shares  Value 
 
Cash Equivalents 2.90%        4,636,692 

John Hancock Cash Investment         
Trust (T)(W)  5.10% (Y)    4,636,692  4,636,692 
 
Total investments (Cost $250,818,893) 155.44%      $248,148,258 

 
Other assets and liabilities, net (1.55%)        ($2,480,905) 

 
Fund preferred shares, at liquidation value (53.89%)    ($86,026,261) 

 
Total net assets applicable to common shareholders 100.00%    $159,641,092 


The percentage shown for each investment category is the total value of that category as a percentage of the net assets of the Fund.

IO Interest only (carries notional principal amount)

REIT Real Estate Investment Trust

(A) Credit ratings are unaudited and are rated by Moody’s Investors Service where Standard & Poor’s ratings are not available unless indicated otherwise.

(F) Parenthetical disclosure of a foreign country in the security description represents country of a foreign issuer.

(G) Security rated internally by John Hancock Advisers, LLC.

(L) All or a portion of this security is on loan as of December 31, 2007.

(O) Cash interest will be paid on this obligation at the stated rate beginning on the stated date.

(P) Variable rate obligation. The coupon rate shown represents the rate at end of period.

(S) This security is exempt from registration under Rule 144A of the Securities Act of 1933. Such securities may be resold, normally to qualified institutional buyers, in transactions exempt from registration. Rule 144A securities amounted to $41,033,698 or 25.70% of the net assets applicable to common shareholders as of December 31, 2007.

(T) Represents investment of securities lending collateral.

(W) Issuer is an affiliate of John Hancock Advisers, LLC.

(Y) Represents current yield on December 31, 2007.

See notes to financial statements

Annual report | Investors Trust

19


F I N A N C I A L   S T A T E M E N T S

Financial statements

Statement of assets and liabilities 12-31-07

This Statement of Assets and Liabilities is the Fund’s balance sheet. It shows the value of what the Fund owns, is due and owes. You’ll also find the net asset value or common share.

Assets   

Investments in unaffiliated issuers, at value (cost $246,182,201) including   
$4,615,357 of securities loaned (Note 2)  $243,511,566 
Investments in affiliated issuers, at value (cost $4,636,692)  4,636,692 
 
Total investments, at value (cost $250,818,893)  248,148,258 
Cash  104,919 
Cash collateral at broker for future contracts (Note 2)  104,400 
Receivable for dividends reinvested  212,655 
Interest receivable  3,103,856 
Receivable from affiliates  18,740 
 
Total assets  251,692,828 
 
Liabilities   

Payable upon return of securities loaned (Note 2)  4,636,692 
Unrealized depreciation of swaps contracts (Note 2)  879,686 
Payable for futures variation margin (Note 2)  42,141 
Payable to affiliates   
Management fees  332,109 
Other  20,465 
Other payables and accrued expenses  114,382 
 
Total liabilities  6,025,475 
Auction Preferred Shares (APS) Series A, including accrued dividends,   
unlimited number of shares of beneficial interest authorized with no par   
value, 1,720 shares issued, liquidation preference of $25,000 per share  43,013,131 
APS Series B, including accrued dividends, unlimited number of shares of   
beneficial interest authorized with no par value, 1,720 shares issued,   
liquidation preference of $25,000 per share  43,013,130 
 
Net assets   

Common shares capital paid-in  171,384,364 
Accumulated net realized loss on investments, financial futures contracts   
and swap contracts  (8,626,461) 
Net unrealized depreciation of investments, financial futures contracts   
and swap contracts  (3,571,321) 
Undistributed net investment income  454,510 
 
Net assets applicable to common shares  $159,641,092 
 
Net asset value per common share   

Based on 8,309,412 shares of beneficial interest outstanding — unlimited   
number of shares authorized with no par value  $19.21 

See notes to financial statements

Investors Trust | Annual report

20


F I N A N C I A L   S T A T E M E N T S

Statement of operations For the year ended 12-31-07

This Statement of Operations summarizes the Fund’s investment income earned and expenses incurred in operating the Fund. It also shows net gains (losses) and distributions paid to APS shareholders for the period stated.

Investment income   

Interest  $17,257,294 
Dividends  198,808 
Securities lending  44,772 
 
Total investment income  17,500,874 
 
Expenses   

Investment management fees (Note 3)  1,335,153 
Accounting and legal services fees (Note 3)  28,574 
APS auction fees  228,985 
Transfer agent fees  81,197 
Printing fees  63,028 
Custodian fees  55,016 
Professional fees  41,535 
Registration and filing fees  25,658 
Trustees’ fees  11,098 
Miscellaneous  20,369 
 
Total expenses  1,890,613 
 
Net investment income  15,610,261 
 
Realized and unrealized gain (loss)   

Net realized gain (loss) on   
Investments  (274,158) 
Financial futures contracts  (478,089) 
Swap contracts  403,655 
  (348,592) 
Change in net unrealized appreciation (depreciation) of   
Investments  (4,402,955) 
Financial futures contracts  (171,533) 
Swap contracts  (879,686) 
  (5,454,174) 
Net realized and unrealized loss  (5,802,766) 
Distributions to APS Series A  (2,277,714) 
Distributions to APS Series B  (2,285,686) 
  (4,563,400) 
Increase in net assets from operations  $5,244,095 

See notes to financial statements

Annual report | Investors Trust

21


F I N A N C I A L   S T A T E M E N T S

Statement of changes in net assets

These Statements of Changes in Net Assets show how the value of the Fund’s net assets has changed during the last two periods. The difference reflects earnings less expenses, any investment gains and losses, distributions, if any, paid to shareholders and the net of Fund share transactions.

  Year  Year 
  ended  ended 
  12-31-06  12-31-07 
 
Increase (decrease) in net assets     

From operations     
Net investment income  $14,350,100  $15,610,261 
Net realized loss  (2,047,325)  (348,592) 
Change in net unrealized appreciation (depreciation)  1,467,393  (5,454,174) 
Distributions to APS Series A and B  (4,108,108)  (4,563,400) 
 
Increase in net assets resulting from operations  9,662,060  5,244,095 
 
Distributions to common shareholders     
From net investment income  (10,742,292)  (10,845,270) 
 
From Fund share transactions (Note 4)  886,409  868,266 
 
Total decrease  (193,823)  (4,732,909) 
 
Net assets     

Beginning of year  164,567,824  164,374,001 
 
End of year1  $164,374,001  $159,641,092 

1 Includes undistributed (distributions in excess of) net investment income of ($13,584) and $454,510, respectively.

See notes to financial statements

Investors Trust | Annual report

22


F I N A N C I A L   S T A T E M E N T S

Financial highlights

The Financial Highlights show how the Fund’s net asset value for a share has changed since the end of the previous period.

COMMON SHARES

Period ended  12-31-03  12-31-04  12-31-05  12-31-06  12-31-07 
 
Per share operating performance           

Net asset value, beginning of period  $21.21  $21.55  $21.22  20.04  $19.90 
Net investment income1  1.37  1.71  1.70  1.74  1.89 
Net realized and unrealized           
gain (loss) on investments  1.14  (0.21)  (1.07)  (0.07)  (0.72) 
Distributions to APS Series A and B 2  (0.02)  (0.16)  (0.34)  (0.50)  (0.55) 
Total from investment operations  2.49  1.34  0.29  1.17  0.62 
Less distributions to common shareholders           
From net investment income  (1.42)  (1.67)  (1.47)  (1.31)  (1.31) 
From net realized gain  (0.60)         
  (2.02)  (1.67)  (1.47)  (1.31)  (1.31) 
Capital charges           
Offering costs and underwriting           
discounts related to APS  (0.13)         
Net asset value, end of period  $21.55  $21.22  $20.04  $19.90  $19.21 
Per share market value, end of period  $19.98  $22.46  $17.70  19.04  17.01 
Total return at NAV3 (%)  12.094  6.524  1.784  6.54  3.73 
Total return at market value3 (%)  15.29  21.60  (15.06)  15.41  (4.00) 
 
Ratios and supplemental data           

Net assets applicable           
to common shares, end of period           
(in millions)  $175  $173  $165  $164  $160 
Ratio of expenses to average           
net assets5 (%)  0.88  1.16  1.17  1.17  1.16 
Ratio of net investment income           
to average net assets6 (%)  6.25  8.03  8.25  8.80  9.55 
Portfolio turnover (%)  245  128  144  63  467 
 
Senior securities           

Total APS Series A outstanding           
(in millions)  $43  $43  $43  $43  $43 
Total APS Series B outstanding           
(in millions)  $43  $43  $43  $43  $43 
Involuntary liquidation preference           
APS Series A per unit           
(in thousands)  $25  $25  $25  $25  $25 
Involuntary liquidation preference           
APS Series B per unit           
(in thousands)  $25  $25  $25  $25  $25 
Average market value per unit           
(in thousands)  $25  $25  $25  $25  $25 
Asset coverage per unit 8  $74,836  $74,713  $72,072  $72,917  $71,364 

See notes to financial statements

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F I N A N C I A L   S T A T E M E N T S

Notes to Financial Highlights

1 Based on the average of the shares outstanding.

2 APS Series A and B were issued on 11-4-03.

3 Total return based on net asset value reflects changes in the Fund’s net asset value during each period. Total return based on market value reflects changes in market value. Each figure assumes that dividend and capital gain distributions, if any, were reinvested. These figures will differ depending upon the level of any discount from or premium to net asset value at which the Fund’s shares traded during the period.

4 Unaudited.

5 Ratios calculated on the basis of expenses relative to the average net assets of common shares. Without the exclusion of preferred shares, the ratios of expenses would have been 0.82%, 0.77%, 0.77%, 0.77% and 0.76% for the years ended 12-31-03, 12-31-04, 12-31-05, 12-31-06 and 12-31-07, respectively.

6 Ratios calculated on the basis of net investment income relative to the average net assets of common shares. Without the exclusion of preferred shares, the ratios of net investment income would have been 5.81%, 5.36%, 5.47%, 5.77% and 6.26% for the years ended 12-31-03, 12-31-04, 12-31-05, 12-31-06 and 12-31-07, respectively.

7 The portfolio turnover rate including the effect of when-issued/delayed delivery securities is 63% for the year ended December 31, 2007. Prior years exclude the effect of when-issued/delayed delivery securities.

8 Calculated by subtracting the Fund’s total liabilities from the Fund’s total assets and dividing that amount by the number of APS outstanding, as of the applicable 1940 Act Evaluation Date, which may differ from the financial reporting date.

See notes to financial statements

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Notes to financial statements

Note 1
Organization

John Hancock Investors Trust (the Fund) is a closed-end diversified investment management company registered under the Investment Company Act of 1940 as amended (the 1940 Act).

Note 2
Significant accounting policies

The financial statements have been prepared in conformity with accounting principles generally accepted in the United States of America, which require management to make certain estimates and assumptions at the date of the financial statements. Actual results could differ from those estimates. The following summarizes the significant accounting policies of the Fund:

Security valuation

The net asset value of the common shares of the Fund is determined daily as of the close of the New York Stock Exchange (NYSE), normally at 4:00 p.m., Eastern Time. Short-term debt investments that have a remaining maturity of 60 days or less are valued at amortized cost, and thereafter assume a constant amortization to maturity of any discount or premium, which approximates market value. Investments in John Hancock Cash Investment Trust (JHCIT), an affiliate of John Hancock Advisers, LLC (the Adviser), a wholly owned subsidiary of John Hancock Financial Services, Inc., a subsidiary of Manulife Financial Corporation (MFC), are valued at their net asset value each business day. Debt securities are valued based on the evaluated prices provided by an independent pricing service, which utilizes both dealer-supplied and electronic data processing techniques, which take into account factors such as institutional-size trading in similar groups of securities, yield, quality, coupon rate, maturity, type of issue, trading characteristics and other market data. Debt securities whose prices cannot be provided by an independent pricing service are valued at prices provided by broker-dealers.

Other assets and securities for which no such quotations are readily available are valued at fair value as determined in good faith under consistently applied procedures established by and under the general supervision of the Board of Trustees.

The Fund holds securities that are valued on the basis of a price provided by a single pricing source, including broker-dealers from whom the security was purchased. The risk associated with single sourced prices is that when markets are less liquid, the price realized upon sale may be different than the price to value the security and the difference could be material to the Fund. At December 31, 2007, securities valued on the basis of a single source price amounted to 6.50% of the Fund’s net assets.

Investment risk

The Fund may invest a portion of their assets in securities of issuers that hold mortgage securities, including subprime mortgage securities. The value of these securities is sensitive to changes in economic conditions, including delinquencies and/or defaults, and may be adversely affected by shifts in the market’s perception of the issuers and changes in interest rates.

Joint repurchase agreement

Pursuant to an exemptive order issued by the Securities and Exchange Commission (SEC), the Fund, along with other registered investment companies having a management contract with the Adviser, may participate in a joint repurchase agreement transaction. Aggregate cash balances are invested in one or more large repurchase agreements, whose underlying securities are obligations of the U.S. government and/or its agencies. The Fund’s custodian bank receives delivery of the underlying securities for the joint account on the Fund’s behalf.

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Investment transactions

Investment transactions are accounted for on a trade date plus one basis for daily net asset value calculations. However, for financial reporting purposes, investment security transactions are reported on trade date. Interest income is recorded on the accrual basis. Dividend income is recorded on the ex-dividend date net of foreign withholding taxes. Certain dividends from foreign securities may be recorded subsequent to the ex-dividend date as soon as the Fund is informed of such dividends. Discounts/premiums are accreted/amortized for financial reporting purposes. Realized gains and losses from investment transactions are recorded on an identified cost basis.

When-issued/delayed delivery securities

The Fund may purchase securities with delivery or payment to occur at a later date beyond the normal settlement period. At the time the Fund enters into a commitment to purchase a security, the transaction is recorded and the value of the security is reflected in the net asset value. The price of such security and the date when the security will be delivered and paid for are fixed at the time the transaction is negotiated. The value of the security may vary with market fluctuations. No interest accrues to the Fund until payment takes place. At the time the Fund enters into this type of transaction it is required to segregate cash or other liquid assets at least equal to the amount of the commitment.

Certain risks may arise upon entering into when-issued or delayed delivery securities from the potential inability of counterparties to meet the terms of their contracts or if the issuer does not issue the securities due to political, economic, or other factors. Additionally, losses may arise due to changes in the value of the underlying securities.

Guarantees and indemnifications

Under the Fund’s organizational documents, its Officers and Trustees are indemnified against certain liability arising out of the performance of their duties to the Fund. Additionally, in the normal course of business, the Fund enters into contracts with service providers that contain general indemnification clauses. The Fund’s maximum exposure under these arrangements is unknown, as this would involve future claims that may be made against the Fund that have not yet occurred.

Expenses

The majority of expenses are directly identifiable to an individual fund. Expenses that are not readily identifiable to a specific fund are allocated in such a manner as deemed equitable, taking into consideration, among other things, the nature and type of expense and the relative size of the funds.

Bank borrowings

The Fund is permitted to have bank borrowings for temporary or emergency purposes, including the meeting of redemption requests that otherwise might require the untimely disposition of securities. The Fund has entered into a line of credit agreement with The Bank of New York Mellon (BNYM), the Swing Line Lender and Administrative Agent. This agreement enables the Fund to participate, with other funds managed by the Adviser, in an unsecured line of credit with BNYM, which permits borrowings of up to $100 million, collectively. Interest is charged to each fund based on its borrowing. In addition, a commitment fee is charged to each fund based on the average daily unused portion of the line of credit and is allocated among the participating funds. The Fund had no borrowing activity under the line of credit during the year ended December 31, 2007.

Securities lending

The Fund has entered into an agreement with Morgan Stanley & Co. Incorporated and MS Securities Services Inc. (collectively, Morgan Stanley) which permits the Fund to lend securities to Morgan Stanley on a principal basis. Morgan Stanley is the primary borrower of securities of the Fund. The risk of having one primary borrower of Fund securities (as opposed to several borrowers) is that should Morgan Stanley fail financially, all securities lent will be affected by the failure and by any delays in recovery of the securities (or in the rare event, loss of rights in the collateral).

The Fund may lend portfolio securities from time to time in order to earn additional income. The Fund retains beneficial ownership of the securities it has loaned and continues

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to receive interest and dividends paid by the issuer of securities and to participate in any changes in their value. On the settlement date of the loan, the Fund receives collateral against the loaned securities and maintains collateral in an amount not less than 100% of the market value of the loaned securities during the period of the loan. The market value of the loaned securities is determined at the close of business of the Fund and any additional required collateral is delivered to the Fund on the next business day. Any cash collateral received is invested in the JHCIT. If the borrower defaults on its obligation to return the securities loaned because of insolvency or other reasons, a fund could experience delays and costs in recovering the securities loaned or in gaining access to the collateral. The Fund receives compensation for lending their securities either in the form of fees, guarantees, and/or by retaining a portion of interest on the investment of any cash received as collateral. Prior to May 8, 2007, the Fund paid the Adviser $94 for security lending services relating to an arrangement which ended on May 7, 2007.

Futures

The Fund may purchase and sell financial futures contracts and options on those contracts. The Fund invests in contracts based on financial instruments such as U.S. Treasury Bonds or Notes or on securities indices such as the Standard & Poor’s 500 Index, in order to hedge against a decline in the value of securities owned by the Fund.

Initial margin deposits required upon entering into futures contracts are satisfied by the delivery of specific securities or cash as collateral to the broker (the Fund’s agent in acquiring the futures position). If the position is closed out by an opposite position prior to the settlement date of the futures contract, a final determination of variation margin is made, cash is required to be paid to or released by the broker and the Fund realizes a gain or loss.

When the Fund sells a futures contract based on a financial instrument, the Fund becomes obligated to deliver that kind of instrument at an agreed upon date for a specified price. The Fund realizes a gain or loss depending on whether the price of an offsetting purchase is less or more than the price of the initial sale or on whether the price of an offsetting sale is more or less than the price of the initial purchase. The Fund could be exposed to risks if it could not close out futures positions because of an illiquid secondary market or the inability of counterparties to meet the terms of their contracts. Futures contracts are valued at the quoted daily settlement prices established by the exchange on which they trade.

The Fund had the following financial futures contracts open on December 31, 2007:

  NUMBER OF      UNREALIZED 
OPEN CONTRACTS  CONTRACTS  POSITION  EXPIRATION  DEPRECIATION 

U.S. 10-year Treasury Note  87  Short  Mar 2008  $21,000 

Swap contracts

The Fund may enter into swap transactions in order to hedge the value of the Fund’s portfolio against interest rate fluctuations or to enhance the Fund’s income. Interest rate swaps represent an agreement between two counterparties to exchange cash flows based on the difference in the two interest rates, applied to the notional principal amount for a specified period. The payment flows are usually netted against each other, with the difference being paid by one party to the other. The Fund settles accrued net receivable or payable under the swap contracts on a periodic basis.

The Fund records changes in the value of the swaps as unrealized gains or losses on swap contracts. Net periodic payments accrued, but not yet received (paid) are included in change in the unrealized appreciation/depreciation on the Statement of Operations. Accrued interest income and interest expense on the swap contracts are recorded as realized gain (loss).

Swap contracts are subject to risks related to the counterparty’s ability to perform under the contract, and may decline in value if the counterparty’s creditworthiness deteriorates.

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The risks may arise from unanticipated movement in interest rates. The Fund may also suffer losses if it is unable to terminate outstanding swap contracts or reduce its exposure through offsetting transactions.

The Fund had the following interest rate swap contracts open on December 31, 2007:

  RATE TYPE       

    PAYMENTS       
NOTIONAL  PAYMENTS  RECEIVED  TERMINATION    UNREALIZED   
AMOUNT  MADE BY FUND  BY FUND  DATE  COUNTERPARTY  DEPRECIATION   

$28,000,000  4.6875% (a)  3-month LIBOR  Sep 2010  Bank of America  $868,665 
28,000,000  3.9960% (a)  3-month LIBOR  Dec 2010  Barclays Bank PLC  11,021 
Total          $879,686 

(a) Fixed rate

Stripped securities

Stripped mortgage-backed securities are derivative multi-class mortgage securities structured so that one class receives most, if not all, of the principal from the underlying mortgage assets, while the other class receives most, if not all, of the interest and the remainder of the principal. If the underlying mortgage assets experience greater than anticipated prepayments of principal, a Fund may fail to fully recoup its initial investment in an interest only security. The market value of these securities can be extremely volatile in response to changes in interest rates. Credit risk reflects the risk that a Fund may not receive all or part of its principal because the issuer or credit enhancer has defaulted on its obligation.

Federal income taxes

The Fund qualifies as a regulated investment company by complying with the applicable provisions of the Internal Revenue Code and will not be subject to federal income tax on taxable income that is distributed to shareholders. Therefore, no federal income tax provision is required. For federal income tax purposes, the Fund has $8,445,380 of a capital loss carryforward available, to the extent provided by regulations, to offset future net realized capital gains. To the extent that such carryforward is used by the Fund, no capital gain distributions will be made. The loss carryforwards expire as follows: December 31, 2012 — $1,668,465, December 31, 2013 — $2,866,857, December 31, 2014 — $2,605,424 and December 31, 2015 —$1,304,634.

The Fund adopted the provisions of Financial Accounting Standards Board (FASB) Interpretation No. 48, Accounting for Uncertainty in Income Taxes, an interpretation of FASB Statement 109 (FIN 48), on January 1, 2007. FIN 48 prescribes a minimum threshold for financial statement recognition of the benefit of a tax position taken or expected to be taken in a tax return. The implementation of FIN 48 did not result in any unrecognized tax benefits in the accompanying financial statements. Each of the Fund’s federal tax returns for the prior three fiscal years remains subject to examination by the Internal Revenue Service.

New accounting pronouncement

In September 2006, FASB Standard No. 157, Fair Value Measurements (FAS 157), was issued and is effective for fiscal years beginning after November 15, 2007. FAS 157 defines fair value, establishing a framework for measuring fair value and expands disclosure about fair value measurements. Management is currently evaluating the application of FAS 157 to the Fund and its impact, if any, resulting from the adoption of FAS 157 on the Fund’s financial statement disclosures.

Distribution of income and gains

The Fund records distributions to shareholders from net investment income and net realized gains, if any, on the ex-dividend date. During the year ended December 31, 2006, the tax character of distributions paid was as follows: ordinary income $14,850,400. During the year ended December 31, 2007, the tax character

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of distributions paid was as follows: ordinary income $15,408,670. Distributions paid by the Fund with respect to each class of shares are calculated in the same manner, at the same time and are in the same amount, except for the effect of expenses that may be applied differently to each class.

As of December 31, 2007, the components of distributable earnings on a tax basis included $465,589 of undistributed ordinary income.

Such distributions and distributable earnings, on a tax basis, are determined in conformity with income tax regulations, which may differ from accounting principles generally accepted in the United States of America. Distributions in excess of tax basis earnings and profits, if any, are reported in the Fund’s financial statements as a return of capital.

Capital accounts within financial statements are adjusted for permanent book-tax differences. These adjustments have no impact on net assets or the results of operations. Temporary book-tax differences will reverse in a subsequent period. Permanent differences are primarily attributable to premium amortization and derivative transactions.

Note 3
Management fee and transactions with
affiliates and others

The Fund has an investment management contract with the Adviser. Under the investment management contract, the Fund pays a quarterly management fee to the Adviser, equivalent on an annual basis, to the sum of (a) 0.650% of the first $150,000,000 of the Fund’s average weekly net asset value and the value attributable to the Auction Preferred Shares (collectively, “managed assets”); (b) 0.375% of the next $50,000,000; (c) 0.350% of the next $100,000,000 and (d) 0.300% of the Fund’s average weekly managed assets in excess of $300,000,000. The effective management fee rate is 0.54% of the Fund’s average managed assets for the year ended December 31, 2007. The Fund has a subadvisory agreement with MFC Global Investment Management (U.S.), LLC, a subsidiary of John Hancock Financial Services, Inc. The Fund is not responsible for payment of subadvisory fees.

The Fund has an agreement with the Adviser and affiliates to perform necessary tax, accounting, compliance, legal and other administrative services for the Fund. The compensation for the year amounted to $28,574 with an effective rate of 0.01% of the Fund’s average weekly managed assets.

Mr. James R. Boyle is Chairman of the Adviser, as well as affiliated Trustee of the Fund, and is compensated by the Adviser and/or its affiliates. The compensation of unaffiliated Trustees is borne by the Fund. The unaffiliated Trustees may elect to defer, for tax purposes, their receipt of this compensation under the John Hancock Group of Funds Deferred Compensation Plan. The Fund makes investments into other John Hancock funds, as applicable, to cover its liability for the deferred compensation. Investments to cover the Fund’s deferred compensation liability are recorded on the Fund’s books as an other asset. The deferred compensation liability and the related other asset are always equal and are marked to market on a periodic basis to reflect any income earned by the investments, as well as any unrealized gains or losses. The Deferred Compensation Plan investments had no impact on the operations of the Fund.

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Note 4
Fund share transactions

Common shares

This listing illustrates the reclassification of the Fund’s capital accounts, dividend reinvestments and the number of common shares outstanding at the beginning and end of the years ended December 31, 2006, and December 31, 2007, along with the corresponding dollar value.

  Year ended 12-31-06  Year ended 12-31-07 
  Shares  Amount  Shares  Amount 
 
Beginning of period  8,213,076  $168,874,698  8,261,284  $170,205,838 
Distributions reinvested  48,208  886,409  48,128  868,266 
Reclassification of capital accounts    444,731    310,260 
End of period  8,261,284  $170,205,838  8,309,412  $171,384,364 

Auction preferred shares

The Fund issued a total of 3,440 Auction Preferred Shares: 1,720 shares of Series A Auction Preferred Shares and 1,720 shares of Series B Auction Preferred Shares (collectively, the Preferred Shares or APS) on November 4, 2003, in a public offering. The total offering costs of $178,036 and the total underwriting discount of $860,000 has been charged to capital paid-in of common shares during the years ended December 31, 2003 and December 31, 2004.

APS holders may be subject to auction risk. The dividend rate for the APS is normally set through an auction process, where holders may indicate the dividend rate at which they would be willing to hold or sell their APS or purchase additional APS. An auction provides liquidity for the APS; however, holders may not be able to remarket their APS at an auction. APS will not be remarketed if there are more APS offered for sale than there are buyers. If the APS are unable to be remarketed on an auction date, a maximum interest rate is applied to the APS to compensate the investor for having to hold the shares. In the case of the Fund’s APS, the maximum interest rate is the higher of 125 bps over or 125% of the 30-day “AA” Commercial Paper Rate on the date of the auction. If sufficient clearing bids do not exist at an auction, holders wishing to sell will not be able to sell all, and may not be able to sell any, of such APS in the auction. As a result, an investment in APS may be illiquid. Neither broker-dealers nor the Fund are obligated to purchase APS in an auction or otherwise, nor is the Fund required to redeem APS in the event of an unsuccessful remarketing effort at an auction.

Dividends on the APS, which accrue daily, are cumulative at a rate that was established at the offering of the APS and has been reset every seven days thereafter by an auction. Dividend rates on APS Series A ranged from 4.75% to 6.50% and Series B from 4.80% to 6.50% during the year ended December 31, 2007. Accrued dividends on APS are included in the value of APS on the Fund’s Statement of Assets and Liabilities.

During the year ended December 31, 2007, APS of the Fund were successfully remarketed at each remarketing date. All remarketing efforts of APS shares occurring between February 13, 2008 and February 26, 2008 were not successful. As a result, the dividend rates for all series were reset to the maximum, which ranged from 4.17% to 4.35% .

The APS are subject to mandatory redemption at a redemption price equal to $25,000 per share, plus accumulated and unpaid dividends, if the Fund is in default on its asset coverage requirements with respect to the APS as defined in the Fund’s bylaws. Under the 1940 Act, the Fund is required to maintain asset coverage of at least 200% with respect to the Preferred Shares as of the last business day of each month in which any shares are outstanding. If the dividends on the APS shall remain unpaid in an amount equal to two full years’ dividends, the holders of the APS, as a class, have the right to elect a majority of the Board of Trustees. In general, the holders of the APS and the common shareholders have equal voting rights of one vote per share, except that the holders of the APS, as a class, vote to elect two members of the Board of Trustees, and  

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separate class votes are required on certain matters that affect the respective interests of the APS and common shareholders.

Leverage

The Fund issued preferred shares to increase its assets available for investment. When the Fund leverages its assets, the fees paid to the Adviser for investment advisory and administrative services will be higher than if the Fund did not borrow because the Adviser’s fees are calculated based on the Fund’s total assets, including the proceeds of the issuance of preferred shares. Consequently, the Fund and the Adviser may have differing interests in determining whether to leverage the Fund’s assets.

Leverage creates risks which may adversely affect the return for the holders of common shares, including:

• the likelihood of greater volatility of net asset value and market price of common shares

• fluctuations in the dividend rates on any preferred shares

• increased operating costs, which may reduce the Fund’s total return to the holders of common shares

• the potential for a decline in the value of an investment acquired through leverage, while the Fund’s obligations under such leverage remains fixed

To the extent the income or capital appreciation derived from securities purchased with funds received from leverage exceeds the cost of leverage, the Fund’s return will be greater than if leverage had not been used, conversely, return would be lower if the cost of the leverage exceeds the income or capital appreciation derived.

Note 5
Purchase and sales of securities

Purchases and proceeds from sales or maturities of securities, other than short-term securities and obligations of the U.S. government, during the year ended December 31, 2007, aggregated $111,190,560 and $93,988,158, respectively. Purchases and proceeds from sales or maturities of obligations of the U.S. government aggregated $257,775 and $17,373,570, respectively, during the year ended December 31, 2007.

The cost of investments owned on December 31, 2007, including short-term investments, for federal income tax purposes was $251,298,316. Gross unrealized appreciation and depreciation of investments aggregated $2,714,724 and $5,864,782, respectively, resulting in net unrealized depreciation of $3,150,058. The difference between book basis and tax basis net unrealized appreciation of investments is attributable primarily to amortization of premiums and accretion of discounts on debt securities.

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Auditors’ report
Report of Independent Registered Public Accounting Firm

To the Board of Trustees and Shareholders of John Hancock Investors Trust,

In our opinion, the accompanying statement of assets and liabilities, including the schedule of investments, and the related statements of operations and of changes in net assets and the financial highlights present fairly, in all material respects, the financial position of John Hancock Investors Trust (the Fund) at December 31, 2007, and the results of its operations, the changes in its net assets and the financial highlights for the periods indicated, in conformity with accounting principles generally accepted in the United States of America. These financial statements and financial highlights (hereafter referred to as “financial statements”) are the responsibility of the Fund’s management. Our responsibility is to express an opinion on these financial statements based on our audits. We conducted our audits of these financial statements in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement. An audit includes examining, on a test basis, evidence supporting the amounts and disclosures in the financial statements, assessing the accounting principles used and significant estimates made by management, and evaluating the overall financial statement presentation. We believe that our audits, which included confirmation of securities at December 31, 2007 by correspondence with the custodian and brokers, provide a reasonable basis for our opinion.

PricewaterhouseCoopers LLP
Boston, Massachusetts
February 29, 2008

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Tax information
Unaudited

For federal income tax purposes, the following information is furnished with respect to the distributions of the Fund, if any, paid during its taxable year ended December 31, 2007.

The Fund hereby designates the maximum amount allowable of its net taxable income as qualified dividend income as provided in the Jobs and Growth Tax Relief Reconciliation Act of 2003. This amount will be reflected on Form 1099-DIV for the calendar year 2007.

Shareholders will be mailed a 2007 U.S. Treasury Department Form 1099-DIV in January 2008. This will reflect the total of all distributions that are taxable for calendar year 2007.

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Investment objective and policy

The Fund is a closed-end diversified management investment company, common shares of which were initially offered to the public on January 29, 1971 and are publicly traded on the NYSE. The Fund’s primary investment objective is to generate income for distribution to its shareholders, with capital appreciation as a secondary objective. The preponderance of the Fund’s assets are invested in a diversified portfolio of debt securities, some of which may carry equity features. Up to 50% of the value of the Fund’s assets may be invested in restricted securities acquired through direct placement. The Fund may also invest in repurchase agreements. The Fund may issue a single class of senior securities not to exceed 33 1 / 3 % of the market or fair value of its net assets and may borrow from banks as a temporary measure for emergency purposes in amounts not to exceed 5% of its total assets taken at cost. The Fund may lend portfolio securities not to exceed 33 1 / 3 % of total assets.

Bylaws

In November 2002, the Board of Trustees adopted several amendments to the Fund’s bylaws, including provisions relating to the calling of a special meeting and requiring advance notice of shareholder proposals or nominees for Trustee. The advance notice provisions in the bylaws require shareholders to notify the Fund in writing of any proposal that they intend to present at an annual meeting of shareholders, including any nominations for Trustee, between 90 and 120 days prior to the first anniversary of the mailing date of the notice from the prior year’s annual meeting of shareholders. The notification must be in the form prescribed by the bylaws. The advance notice provisions provide the Fund and its Trustees with the opportunity to thoughtfully consider and address the matters proposed before the Fund prepares and mails its proxy statement to shareholders. Other amendments set forth the procedures that must be followed in order for a shareholder to call a special meeting of shareholders. Please contact the Secretary of the Fund for additional information about the advance notice requirements or the other amendments to the bylaws. On August 21, 2003, shareholders approved the amendment of the Fund’s bylaws, effective August 26, 2003, to provide for the issuance of preferred shares. Effective March 9, 2004, the Trustees approved additional changes to conform with the Fund’s maximum dividend rate on the preferred shares with the rate used by other John Hancock funds.

On September 14, 2004, the Trustees approved an amendment to the Fund’s bylaws increasing the maximum applicable dividend rate ceiling on the preferred shares to conform with the modern calculation methodology used by the industry and other John Hancock funds.

Financial futures contracts and options

The Fund may buy and sell financial futures contracts and options on futures contracts to hedge against the effects of fluctuations in interest rates and other market conditions. The Fund’s ability to hedge successfully will depend on the Adviser’s ability to predict accurately the future direction of interest rate changes and other market factors. There is no assurance that a liquid market for futures and options will always exist.

In addition, the Fund could be prevented from opening, or realizing the benefits of closing out, a futures or options position because of position limits or limits on daily price fluctuations imposed by an exchange.

The Fund will not engage in transactions in futures contracts and options on futures for speculation, but only for hedging or other permissible risk management purposes. All of the Fund’s futures contracts and options on futures will be traded on a U.S. commodity exchange or board of trade. The Fund will not engage in a transaction in futures or options on futures if, immediately thereafter, the sum of initial margin deposits on existing positions and premiums paid for options on futures would exceed 5% of the Fund’s total assets.

Dividend and distributions

During the year ended December 31, 2007, dividends from net investment income totaling $1.3100 per share were paid to shareholders.

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  INCOME 
PAYMENT DATE  DIVIDEND 

March 30, 2007  $0.3100 
June 29, 2007  0.3350 
September 28, 2007  0.3450   
December 31, 2007  0.3200 

Dividend reinvestment plan

The Fund offers its common shareholders a Dividend Reinvestment Plan (the Plan), which offers the opportunity to earn compounded yields. Any holder of common shares of record of the Fund may elect to participate in the Plan and receive the Fund’s common shares in lieu of all or a portion of the cash dividends. The Plan is available to all common shareholders without charge. Mellon Investor Services (the Plan Agent) will act as agent for participating shareholders.

Shareholders may join the Plan by notifying the Plan Agent by telephone, in writing or by visiting the Plan Agent’s Web site at www.melloninvestor.com, showing an election to reinvest all or a portion of dividend payments. If received in proper form by the Plan Agent prior to the record date for a dividend, the election will be effective with respect to all dividends paid after such record date. Shareholders whose shares are held in the name of a broker or nominee should contact the broker or nominee to determine whether and how they may participate in the Plan.

The Board of Trustees of the Fund will declare dividends from net investment income payable in cash or, in the case of shareholders participating in the Plan, partially or entirely in the Fund’s common shares. The number of shares to be issued for the benefit of each shareholder will be determined by dividing the amount of the cash dividend, otherwise payable to such shareholder on shares included under the Plan, by the per share net asset value of the common shares on the date for payment of the dividend, unless the net asset value per share on the payment date is less than 95% of the market price per share on that date, in which event the number of shares to be issued to a shareholder will be determined by dividing the amount of the cash dividend payable to such shareholder, by 95% of the market price per share of the common shares on the payment date. The market price of the common shares on a particular date shall be the mean between the highest and lowest sales price on the NYSE on that date. Net asset value will be determined in accordance with the established procedures of the Fund. However, if as of such payment date the market price of the common shares is lower than such net asset value per share, the number of shares to be issued will be determined on the basis of such market price. Fractional shares, carried out to four decimal places, will be credited to the shareholder’s account. Such fractional shares will be entitled to future dividends.

The shares issued to participating shareholders, including fractional shares, will be held by the Plan Agent in the name of the participant. A confirmation will be sent to each shareholder promptly, normally within seven days, after the payment date of the dividend. The confirmation will show the total number of shares held by such shareholder before and after the dividend, the amount of the most recent cash dividend that the shareholder has elected to reinvest and the number of shares acquired with such dividend.

Participation in the Plan may be terminated at any time by contacting the Plan Agent by telephone, in writing or by visiting the Plan Agent’s Web site, and such termination will be effective immediately. However, notice of termination must be received prior to the record date of any distribution to be effective for that distribution. Upon termination, certificates will be issued representing the number of full shares of common shares held by the Plan Agent. A shareholder will receive a cash payment for any fractional share held.

The reinvestment of dividends will not relieve participants of any federal, state or local income tax, which may be due with respect to such dividend. Dividends reinvested in common shares will be treated on your federal income tax return as though you had received a dividend in cash in an amount equal to the fair market value of the shares received, as determined by the prices for common shares of the Fund on the NYSE as of the dividend payment date. Distributions from the Fund’s long-term capital gains will be processed as noted above for those electing to reinvest in

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common shares and will be taxable to you as long-term capital gains. The confirmation referred to above will contain all the information you will require for determining the cost basis of shares acquired and should be retained for that purpose. At year end, each account will be supplied with detailed information necessary to determine total tax liability for the calendar year.

All correspondence or additional information concerning the Plan should be directed to the Plan Agent, Mellon Bank, N.A., c/o Mellon Investor Services, P.O. Box 3338, South Hackensack, New Jersey 07606-1938 (Telephone: 1-800-852-0218).

Shareholder communication and assistance

If you have any questions concerning the Fund, we will be pleased to assist you. If you hold shares in your own name and not with a brokerage firm, please address all notices, correspondence, questions or other communications regarding the Fund to the transfer agent at:

Mellon Investor Services
Newport Office Center VII
480 Washington Boulevard
Jersey City, NJ 07310
Telephone: 1-800-852-0218

If your shares are held with a brokerage firm, you should contact that firm, bank or other nominee for assistance.

Shareholder meeting (unaudited)
On March 27, 2007, the Annual Meeting of the Fund was held to elect eight Trustees.

Proxies covering 7,162,490 shares of beneficial interest were voted at the meeting. The common shareholders elected the following Trustees to serve until their respective successors are duly elected and qualified, with the votes tabulated as follows:

    WITHHELD 
  FOR  AUTHORITY 

James R. Boyle  7,056,394  106,096 
James F. Carlin  7,061,382  101,108 
William H. Cunningham  7,055,408  107,082 
Ronald R. Dion  7,057,264  105,226 
Charles L. Ladner  7,060,681  101,809 
Steven R. Pruchansky  7,059,237  103,253 

The preferred shareholders elected Patti McGill Peterson and John A. Moore as Trustees of the Fund until their successors are duly elected and qualified, with the votes tabulated as follows: 2,715 FOR and 17 WITHHELD.

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Board Consideration of and
Continuation of Investment
Advisory Agreement and
Subadvisory Agreement:
John Hancock Investors Trust

The Investment Company Act of 1940 (the 1940 Act) requires the Board of Trustees (the Board) of John Hancock Investors Trust (the Fund), including a majority of the Trustees who have no direct or indirect interest in the investment advisory agreement and are not “interested persons” of the Fund, as defined in the 1940 Act (the Independent Trustees), annually to meet in person to review and consider the continuation of: (i) the investment advisory agreement (the Advisory Agreement) with John Hancock Advisers, LLC (the Adviser) and (ii) the investment subadvisory agreement (the Subadvisory Agreement) with MFC Global Investment Management (U.S.), LLC (the Subadviser). The Advisory Agreement and the Subadvisory Agreement are collectively referred to as the Advisory Agreements.

At meetings held on May 7 and June 4–5, 2007, the Board considered the factors and reached the conclusions described below relating to the selection of the Adviser and Subadviser and the continuation of the Advisory Agreements. During such meetings, the Board’s Contracts/Operations Committee and the Independent Trustees also met in executive sessions with their independent legal counsel.

In evaluating the Advisory Agreements, the Board, including the Contracts/Operations Committee and the Independent Trustees, reviewed a broad range of information requested for this purpose by the Independent Trustees, including: (i) the investment performance of the Fund relative to a category of relevant funds (the Category) and a peer group of comparable funds (the Peer Group) each selected by Morningstar, Inc. (Morningstar), an independent provider of investment company data, for a range of periods ended December 31, 2006, (ii) advisory and other fees incurred by, and the expense ratios of, the Fund relative to a Category and a Peer Group, (iii) the advisory fees of comparable portfolios of other clients of the Adviser and the Subadviser, (iv) the Adviser’s financial results and condition, including its and certain of its affiliates’ profitability from services performed for the Fund, (v) breakpoints in the Fund’s and the Peer Group’s fees, and information about economies of scale, (vi) the Adviser’s and Subadviser’s record of compliance with applicable laws and regulations, with the Fund’s investment policies and restrictions, and with the applicable Code of Ethics, and the structure and responsibilities of the Adviser’s and Subadviser’s compliance department, (vii) the background and experience of senior management and investment professionals, and (viii) the nature, cost and character of advisory and non-investment management services provided by the Adviser and its affiliates and by the Subadviser.

The Independent Trustees considered the legal advice of independent legal counsel and relied on their own business judgment in determining the factors to be considered in evaluating the materials that were presented to them and the weight to be given to each such factor. The Board’s review and conclusions were based on a comprehensive consideration of all information presented to the Board and not the result of any single controlling factor. They principally considered performance and other information from Morningstar as of December 31, 2006. The Board also considered updated performance information provided to it by the Adviser or Subadviser at the May and June 2007 meetings. Performance and other information may be quite different as of the date of this shareholders report. The key factors considered by the Board and the conclusions reached are described below.

Nature, extent and quality of services

The Board considered the ability of the Adviser and the Subadviser, based on their resources, reputation and other attributes, to attract and retain qualified investment professionals, including research, advisory and supervisory personnel. The Board considered the investment philosophy, research and investment decision-making processes of the Adviser and Subadviser. The Board further considered the culture of compliance, resources dedicated to compliance, compliance programs and compliance records of the Adviser and Subadviser. In addition, the Board took into account the administrative and other non-advisory services provided to the Fund by the Adviser and its affiliates.

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Based on the above factors, together with those referenced below, the Board concluded that, within the context of its full deliberations, the nature, extent and quality of the investment advisory services provided to the Fund by the Adviser and Subadviser supported renewal of the Advisory Agreements.

Fund performance

The Board considered the performance results for the Fund over various time periods ended December 31, 2006. The Board also considered these results in comparison to the performance of the Category, as well as the Fund’s Peer Group and benchmark index. Morningstar determined the Category and Peer Group for the Fund. The Board reviewed with a representative of Morningstar the methodology used by Morningstar to select the funds in the Category and the Peer Group. The Board noted the imperfect comparability of the Peer Group.

The Board also noted that the Fund’s performance for the 10-year period was higher than the median performance of its Category and Peer Group, and its benchmark index, the Lehman Brothers U.S. Aggregate Index. The Board noted the Fund’s performance was lower than the performance of the Category and Peer Group medians but higher than its benchmark index over the 3- and 5-year periods. The Adviser noted that the Fund’s Peer Group contained primarily unleveraged closed-end funds, which impacted the Fund’s comparative performance results. The Board favorably noted the Fund’s more recent performance during the 1-year period under review was higher than the performance of the Category and Peer Group medians, and its benchmark index.

Investment advisory fee and subadvisory fee rates and expenses

The Board reviewed and considered the contractual investment advisory fee rate payable by the Fund to the Adviser for investment advisory services (the Advisory Agreement Rate). The Board received and considered information comparing the Advisory Agreement Rate with the advisory fees for the Category and Peer Group. The Board noted that the Advisory Agreement Rate was higher than the median rate of the Peer Group and Category.

The Board received and considered expense information regarding the Fund’s various components, including advisory fees, and other non-advisory fees, including transfer agent fees, custodian fees and other miscellaneous fees (e.g., fees for accounting and legal services). The Board considered comparisons of these expenses to the Peer Group median. The Board also received and considered expense information regarding the Fund’s total operating expense ratio (Expense Ratio). The Board noted that, unlike the Fund, several funds in the Peer Group employed fee waivers or reimbursements. The Board received and considered information comparing the Expense Ratio of the Fund to that of the Category and Peer Group medians before the application of fee waivers and reimbursements (Gross Expense Ratio) and after the application of such waivers and reimbursement (Net Expense Ratio). The Board noted that the Fund’s Expense Ratio was higher than the Gross and Net Expense Ratio of the Peer Group median. The Board also noted the differences in the funds included in the Peer Group, including differences in the employment of fee waivers and reimbursements and differences in the amount of assets under management. The Board also noted that the Fund’s Expense Ratio was lower than the Gross Expense Ratio of the Category median and not appreciably higher than the Net Expense Ratio.

The Adviser also discussed the Morningstar data and rankings, and other relevant information, for the Fund. The Adviser noted that most of the funds in the Peer Group were unleveraged, which contributed to the results. Based on the above-referenced considerations and other factors, the Board concluded that the Fund’s overall expense results and performance supported the re-approval of the Advisory Agreements.

The Board also received information about the investment subadvisory fee rate (the Subadvisory Agreement Rate) payable by the Adviser to the Subadviser for investment subadvisory services. The Board concluded that the Subadvisory Agreement Rate was fair and equitable, based on its consideration of the factors described here.

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Profitability

The Board received and considered a detailed profitability analysis of the Adviser based on the Advisory Agreements, as well as on other relationships between the Fund and the Adviser and its affiliates, including the Subadviser. The Board also considered a comparison of the Adviser’s profitability to that of other similar investment advisers whose profitability information is publicly available. The Board concluded that, in light of the costs of providing investment management and other services to the Fund, the profits and other ancillary benefits reported by the Adviser were not unreasonable.

Economies of scale

The Board received and considered general information regarding economies of scale with respect to the management of the Fund, including the Fund’s ability to appropriately benefit from economies of scale under the Fund’s fee structure. The Board recognized the inherent limitations of any analysis of economies of scale, stemming largely from the Board’s understanding that most of the Adviser’s and Subadviser’s costs are not specific to individual Funds, but rather are incurred across a variety of products and services.

The Board noted that the Advisory Agreements offered breakpoints. However, the Board considered the limited relevance of economies of scale in the context of a closed-end fund that, unlike an open-end fund, does not continuously offer its shares. The Board noted that the Fund, as a closed-end investment company, was not expected to increase materially in size and that its assets would grow (if at all) through the investment performance of the Fund. Therefore, the Board did not consider potential economies of scale as a principal factor in assessing the fees payable under the Advisory Agreements, but concluded that the fees were fair and equitable based on relevant factors.

Other benefits to the Adviser

The Board received information regarding potential “fall-out” or ancillary benefits received by the Adviser and its affiliates as a result of the Adviser’s relationship with the Fund. Such benefits could include, among others, benefits directly attributable to the relationship of the Adviser with the Fund and benefits potentially derived from an increase in the business of the Adviser as a result of its relationship with the Fund (such as the ability to market to shareholders other financial products offered by the Adviser and its affiliates).

The Board also considered the effectiveness of the Adviser’s, Subadviser’s and Fund’s policies and procedures for complying with the requirements of the federal securities laws, including those relating to best execution of portfolio transactions and brokerage allocation.

Other factors and broader review

As discussed above, the Board reviewed detailed materials received from the Adviser and Subadviser as part of the annual re-approval process. The Board also regularly reviews and assesses the quality of the services that the Fund receives throughout the year. In this regard, the Board reviews reports of the Adviser and Subadviser at least quarterly, which include, among other things, fund performance reports and compliance reports. In addition, the Board meets with portfolio managers and senior investment officers at various times throughout the year.

After considering the above-described factors and based on its deliberations and its evaluation of the information described above, the Board concluded that approval of the continuation of the Advisory Agreements for the Fund was in the best interest of the Fund and its shareholders. Accordingly, the Board unanimously approved the continuation of the Advisory Agreements.

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Information about the portfolio managers

Management Biographies and Fund ownership

Below is an alphabetical list of the portfolio managers who share joint responsibility for the day-to-day investment management of the Fund. It provides a brief summary of their business careers over the past five years and their range of beneficial share ownership in the Fund as of December 31, 2007.

Barry H. Evans, CFA

President, Chief Fixed Income Officer and Chief Operating Officer, MFC Global Investment Management (U.S.), LLC since 2005
Senior Vice President, Chief Fixed Income Officer and Chief Operating Officer, John Hancock Advisers LLC (1986–2005)
Began business career in 1986
Joined Fund team in 2002
Fund ownership — $10,001–$50,000

Jeffrey N. Given, CFA

Vice President, MFC Global Investment Management (U.S.), LLC since 2005
Second Vice President, John Hancock Advisers LLC (1993–2005)
Began business career in 1993
Joined Fund team in 1999
Fund ownership — $1–$10,000

John F. Iles

Vice President, MFC Global Investment Management (U.S.), LLC since 2005
Vice President, John Hancock Advisers LLC (1999–2005)
Began business career in 1984
Joined Fund team in 2005
Fund ownership — None

Other Accounts the Portfolio Managers are Managing

The table below indicates for each portfolio manager information about the accounts over which the portfolio manager has day-to-day investment responsibility. All information on the number of accounts and total assets in the table is as of December 31, 2007. For purposes of the table, “Other Pooled Investment Vehicles” may include investment partnerships and group trusts, and “Other Accounts” may include separate accounts for institutions or individuals, insurance company general or separate accounts, pension funds and other similar institutional accounts.

P O R T F O L I O   M A N A G E R  O T H E R   A C C O U N T S   M A N A G E D   B Y   T H E   P O R T F O L I O   M A N A G E R S 

 
Barry H. Evans, CFA  Other Investment Companies: 5 funds with assets of 
approximately $3.3 billion.  
  Other Pooled Investment Vehicles: 2 accounts with assets of 
  approximately $156.2 million. 
  Other Accounts: 125 accounts with assets of 
approximately $5.3 billion.  
 
 
Jeffrey N. Given, CFA  Other Investment Companies: 5 funds with assets of 
approximately $2.0 billion.  
  Other Pooled Investment Vehicles: None 
  Other Accounts: 19 accounts with assets of 
approximately $4.2 billion.  

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John F. Iles  Other Investment Companies: 1 fund with assets of 
  approximately $1.2 billion. 
  Other Pooled Investment Vehicles: 2 accounts with 
  assets of approximately $156.2 million. 
  Other Accounts: 3 accounts with total assets of 
  approximately $966.6 million. 

Neither the Adviser or the Subadviser receives a fee based upon the investment performance of any of the accounts included under “Other Accounts Managed by the Portfolio Managers” in the table above.

When a portfolio manager is responsible for the management of more than one account, the potential arises for the portfolio manager to favor one account over another. For the reasons outlined below, the Fund does not believe that any material conflicts are likely to arise out of a portfolio manager’s responsibility for the management of the Fund as well as one or more other accounts. The Adviser and the Subadviser have adopted procedures, overseen by the Chief Compliance Officer, that are intended to monitor compliance with the policies referred to in the following paragraphs.

• The Subadviser has policies that require a portfolio manager to allocate investment opportunities in an equitable manner and generally to allocate such investments proportionately among all accounts with similar investment objectives.

• When a portfolio manager intends to trade the same security for more than one account, the policies of the Subadviser generally require that such trades for the individual accounts are aggregated so each account receives the same price. Where not possible or may not result in the best possible price, the Subadviser will place the order in a manner intended to result in as favorable a price as possible for such client.

• The investment performance on specific accounts is not a factor in determining the portfolio manager’s compensation. See “Compensation of Portfolio Managers” below. Neither the Adviser nor the Subadviser receives a performance-based fee with respect to other accounts managed by the Fund’s portfolio managers.

• The Subadviser imposes certain trading restrictions and reporting requirements for accounts in which a portfolio manager or certain family members have a personal interest in order to confirm that such accounts are not favored over other accounts.

• The Subadviser seeks to avoid portfolio manager assignments with potentially conflicting situations. However, where a portfolio manager is responsible for accounts with differing investment objectives and policies, it is possible that the portfolio manager will conclude that it is in the best interest of one account to sell a portfolio security while another account continues to hold or increase the holding in such security.

Compensation of Portfolio Managers

The Subadviser has adopted a system of compensation for portfolio managers and others involved in the investment process that is applied consistently among investment professionals. At the Subadviser, the structure of compensation of investment professionals is currently comprised of the following basic components: fixed base salary, and an annual investment bonus plan, as well as customary benefits that are offered generally to all full-time employees of the Subadviser. A limited number of senior investment professionals, who serve as officers of both the Subadviser and its parent company, may also receive options or restricted stock grants of common shares of Manulife Financial.

Only investment professionals are eligible to participate in the Investment Bonus Plan on an annual basis. While the amount of any bonus is discretionary, the following factors are generally used in determining bonuses: 1) The investment performance of all accounts managed by the investment

41


professional over one, three- and five-year periods are considered. The pre-tax performance of each account is measured relative to an appropriate peer group benchmark. 2) The profitability of the Subadviser and its parent company are also considered in determining bonus awards, with greater emphasis placed upon the profitability of the Adviser. 3) The more intangible contributions of an investment professional to the Subadviser’s business, including the investment professional’s support of sales activities, new fund/strategy idea generation, professional growth and development, and management, where applicable, are evaluating in determining the amount of any bonus award.

While the profitability of the Subadviser and the investment performance of the accounts that the investment professionals maintain are factors in determining an investment professional’s overall compensation, the investment professional’s compensation is not linked directly to the net asset value of any fund.

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Trustees and Officers

This chart provides information about the Trustees and Officers who oversee your John Hancock fund. Officers elected by the Trustees manage the day-to-day operations of the Fund and execute policies formulated by the Trustees.

Independent Trustees     
 
Name, Year of Birth    Number of 
Position(s) held with Fund  Trustee  John Hancock 
Principal occupation(s) and other  of Fund  funds overseen 
directorships during past 5 years  since1  by Trustee 
 
James F. Carlin, Born: 1940  2005  55 

Interim Chairman (since December 2007); Director and Treasurer, Alpha Analytical Laboratories, Inc. 
(chemical analysis) (since 1985); Part Owner and Treasurer, Lawrence Carlin Insurance Agency, Inc. 
(since 1995); Part Owner and Vice President, Mone Lawrence Carlin Insurance Agency, Inc. (until 2005); 
Chairman and Chief Executive Officer, Carlin Consolidated, Inc. (management/investments) (since 1987); 
Trustee, Massachusetts Health and Education Tax Exempt Trust (1993–2003).     
 
William H. Cunningham, Born: 1944  2005  55 

Professor, University of Texas at Austin (since 1971); former Chancellor, University of Texas System and 
former President, University of Texas at Austin (until 2001); Chairman and Chief Executive Officer, IBT 
Technologies (until 2001); Director of the following: Hicks Acquisition Company I, Inc. (since 2007); 
Hire.com (until 2004), STC Broadcasting, Inc. and Sunrise Television Corp. (until 2001), Symtx, Inc. 
(electronic manufacturing) (since 2001), Adorno/Rogers Technology, Inc. (until 2004), Pinnacle Foods 
Corporation (until 2003), rateGenius (until 2003), Lincoln National Corporation (insurance) (since 2006), 
Jefferson-Pilot Corporation (diversified life insurance company) (until 2006), New Century Equity 
Holdings (formerly Billing Concepts) (until 2001), eCertain (until 2001), ClassMap.com (until 2001), 
Agile Ventures (until 2001), AskRed.com (until 2001), Southwest Airlines (since 2000), Introgen (man- 
ufacturer of biopharmaceuticals) (since 2000) and Viasystems Group, Inc. (electronic manufacturer) 
(until 2003); Advisory Director, Interactive Bridge, Inc. (college fundraising) (until 2001); Advisory 
Director, Q Investments (until 2003); Advisory Director, JPMorgan Chase Bank (formerly Texas Commerce 
Bank–Austin), LIN Television (until 2008), WilTel Communications (until 2003) and Hayes Lemmerz 
International, Inc. (diversified automotive parts supply company) (since 2003).   
 
Charles L. Ladner, 2 Born: 1938  2004  55 

Chairman and Trustee, Dunwoody Village, Inc. (retirement services) (until 2003); Senior Vice President 
and Chief Financial Officer, UGI Corporation (public utility holding company) (retired 1998); Vice 
President and Director, AmeriGas, Inc. (retired 1998); Director, AmeriGas Partners, L.P. (gas distribution) 
(until 1997); Director, EnergyNorth, Inc. (until 1997); Director, Parks and History Association (until 2005). 
 
John A. Moore,2 Born: 1939  1996  55 

President and Chief Executive Officer, Institute for Evaluating Health Risks (nonprofit institution) 
(until 2001); Senior Scientist, Sciences International (health research) (until 2003); Former Assistant 
Administrator and Deputy Administrator, Environmental Protection Agency; Principal, Hollyhouse 
(consulting) (since 2000); Director, CIIT Center for Health Science Research (nonprofit research) 
(until 2007).     

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Independent Trustees (continued)     
 
Name, Year of Birth    Number of 
Position(s) held with Fund  Trustee  John Hancock 
Principal occupation(s) and other  of Fund  funds overseen 
directorships during past 5 years  since1  by Trustee 
 
Patti McGill Peterson,2 Born: 1943  1996  55 

Senior Associate, Institute for Higher Education Policy (since 2007); Executive Director, Council for 
International Exchange of Scholars and Vice President, Institute of International Education (until 2007); 
Senior Fellow, Cornell Institute of Public Affairs, Cornell University, Ithaca, NY (until 1998); Former 
President, Wells College, Aurora, NY, and St. Lawrence University, Canton, NY; Director, Niagara 
Mohawk Power Corporation (until 2003); Director, Ford Foundation, International Fellowships Program 
(since 2002); Director, Lois Roth Endowment (since 2002); Director, Council for International Educational 
Exchange (since 2003).     
 
Steven R. Pruchansky, Born: 1944  2005  55 

Chairman and Chief Executive Officer, Greenscapes of Southwest Florida, Inc. (since 2000); Director and 
President, Greenscapes of Southwest Florida, Inc. (until 2000); Managing Director, JonJames, LLC (real 
estate) (since 2000); Director, First Signature Bank & Trust Company (until 1991); Director, Mast Realty 
Trust (until 1994); President, Maxwell Building Corp. (until 1991).     
 
Non-Independent Trustees3     
 
Name, Year of Birth    Number of 
Position(s) held with Fund  Trustee  John Hancock 
Principal occupation(s) and other  of Fund  funds overseen 
directorships during past 5 years  since1  by Trustee 
 
James R. Boyle, Born: 1959  2005  265 

Executive Vice President, Manulife Financial Corporation (since 1999); President, John Hancock Variable 
Life Insurance Company (since March 2007); Executive Vice President, John Hancock Life Insurance 
Company (since 2004); Chairman and Director, John Hancock Advisers, LLC (the Adviser), John Hancock 
Funds, LLC and The Berkeley Financial Group, LLC (The Berkeley Group) (holding company) (since 2005); 
Senior Vice President, The Manufacturers Life Insurance Company (U.S.A.) (until 2004).   

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Principal officers who are not Trustees   
 
Name, Year of Birth   
Position(s) held with Fund  Officer 
Principal occupation(s) and other  of Fund 
directorships during past 5 years  since 
 
Keith F. Hartstein, Born: 1956  2005 

President and Chief Executive Officer   
Senior Vice President, Manulife Financial Corporation (since 2004); Director, President and Chief   
Executive Officer, the Adviser, The Berkeley Group and John Hancock Funds, LLC (since 2005); Director, 
MFC Global Investment Management (U.S.), LLC (MFC Global (U.S.)) (since 2005); Director, John   
Hancock Signature Services, Inc. (since 2005); President and Chief Executive Officer, John Hancock 
Investment Management Services, LLC (since 2006); President and Chief Executive Officer, John Hancock 
Funds, John Hancock Funds II, John Hancock Funds III and John Hancock Trust (since 2005); Director, 
Chairman and President, NM Capital Management, Inc. (since 2005); Member, Investment Company 
Institute Sales Force Marketing Committee (since 2003); President and Chief Executive Officer, MFC 
Global (U.S.) (2005–2006); Executive Vice President, John Hancock Funds, LLC (until 2005).   
 
Thomas M. Kinzler, Born: 1955  2006 

Secretary and Chief Legal Officer   
Vice President and Counsel, John Hancock Life Insurance Company (U.S.A.) (since 2006); Secretary and 
Chief Legal Officer, John Hancock Funds and John Hancock Funds II (since 2006); Chief Legal Officer 
and Assistant Secretary, John Hancock Trust (since 2006); Vice President and Associate General Counsel, 
Massachusetts Mutual Life Insurance Company (1999–2006); Secretary and Chief Legal Counsel, MML 
Series Investment Fund (2000–2006); Secretary and Chief Legal Counsel, MassMutual Institutional Funds 
(2000–2004); Secretary and Chief Legal Counsel, MassMutual Select Funds and MassMutual Premier 
Funds (2004–2006).   
 
Francis V. Knox, Jr., Born: 1947  2005 

Chief Compliance Officer   
Vice President and Chief Compliance Officer, John Hancock Investment Management Services, LLC, 
the Adviser and MFC Global (U.S.) (since 2005); Vice President and Chief Compliance Officer, John 
Hancock Funds, John Hancock Funds II, John Hancock Funds III and John Hancock Trust (since 2005); 
Vice President and Assistant Treasurer, Fidelity Group of Funds (until 2004); Vice President and Ethics & 
Compliance Officer, Fidelity Investments (until 2001).   
 
Charles A. Rizzo, Born: 1957  2007 

Chief Financial Officer   
Chief Financial Officer, John Hancock Funds, John Hancock Funds II, John Hancock Funds III and John 
Hancock Trust (since June 2007); Assistant Treasurer, Goldman Sachs Mutual Fund Complex (regis- 
tered investment companies) (2005–June 2007); Vice President, Goldman Sachs (2005–June 2007); 
Managing Director and Treasurer of Scudder Funds, Deutsche Asset Management (2003–2005);   
Director, Tax and Financial Reporting, Deutsche Asset Management (2002–2003); Vice President and 
Treasurer, Deutsche Global Fund Services (Deutsche Registered Investment Companies) (1999–2002). 
 
Gordon M. Shone, Born: 1956  2006 

Treasurer   
Senior Vice President, John Hancock Life Insurance Company (U.S.A.) (since 2001); Treasurer, John 
Hancock Funds (since 2006), John Hancock Funds II, John Hancock Funds III and John Hancock Trust 
(since 2005); Vice President and Chief Financial Officer, John Hancock Trust (2003–2005); Vice President, 
John Hancock Investment Management Services, Inc., John Hancock Advisers, LLC (since 2006) and The 
Manufacturers Life Insurance Company (U.S.A.) (1998–2000).   

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45


Principal officers who are not Trustees (continued)   
 
Name, Year of Birth   
Position(s) held with Fund  Officer 
Principal occupation(s) and other  of Fund 
directorships during past 5 years  since 
 
John G. Vrysen, Born: 1955  2005 

Chief Operating Officer   
Senior Vice President, Manulife Financial Corporation (since 2006); Director, Executive Vice President 
and Chief Operating Officer, the Adviser, The Berkeley Group and John Hancock Funds, LLC (since 
June 2007); Executive Vice President and Chief Operating Officer, John Hancock Investment   
Management Services, LLC (since December 2007); Chief Operating Officer, John Hancock Funds, 
John Hancock Funds II, John Hancock Funds III and John Hancock Trust (since June 2007); Director, 
Executive Vice President and Chief Financial Officer, the Adviser, The Berkeley Group and John Hancock 
Funds, LLC (2005–2007); Executive Vice President and Chief Financial Officer, John Hancock Investment 
Management Services, LLC (2005–2007); Executive Vice President and Chief Financial Officer, MFC 
Global (U.S.) (2005 until August 2007); Director, John Hancock Signature Services, Inc. (since 2005); 
Chief Financial Officer, John Hancock Funds, John Hancock Funds II, John Hancock Funds III and John 
Hancock Trust (2005 until June 2007); Vice President and General Manager, John Hancock Fixed   
Annuities, U.S. Wealth Management (2004–2005); Vice President, Operations, Manulife Wood Logan 
(2000–2004).   

The business address for all Trustees and Officers is 601 Congress Street, Boston, Massachusetts 02210-2805.

The Statement of Additional Information of the Fund includes additional information about members of the Board of Trustees of the Fund and is available without charge, upon request, by calling 1-800-225-5291.

1 Each Trustee serves until resignation, retirement age or until his or her successor is elected.

2 Member of Audit and Compliance Committee.

3 Non-Independent Trustee holds positions with the Fund’s investment adviser, underwriter and certain other affiliates.

Investors Trust | Annual report

46


For more information

The Fund’s proxy voting policies, procedures and records are available without charge, upon request:

By phone  On the Fund’s Web site  On the SEC’s Web site 
1-800-225-5291  www.jhfunds.com/proxy  www.sec.gov 

Investment adviser  Transfer agent for  Independent registered 
John Hancock Advisers, LLC  common shareholders  public accounting firm 
601 Congress Street  Mellon Investor Services  PricewaterhouseCoopers LLP 
Boston, MA 02210-2805  Newport Office Center VII  125 High Street 
480 Washington Boulevard  Boston, MA 02110 
Subadviser  Jersey City, NJ 07310 
MFC Global Investment  Stock symbol 
Management (U.S.), LLC  Transfer agent for  Listed New York Stock 
101 Huntington Avenue  preferred shareholders  Exchange: 
Boston, MA 02199  Deutsche Bank Trust  JHI 
Company Americas 
Custodian  280 Park Avenue  For shareholder assistance 
The Bank of New York  New York, NY 10017  refer to page 36   
One Wall Street   
New York, NY 10286    Legal counsel   
  Kirkpatrick & Lockhart   
  Preston Gates Ellis LLP   
  One Lincoln Street   
Boston, MA 02111-2950 

How to contact us   

 
Internet  www.jhfunds.com   

 
Mail  Mellon Investor Services   
  Newport Office Center VII   
  480 Washington Boulevard   
  Jersey City, NJ 07310   

 
Phone  Customer service representatives  1-800-852-0218 
  Portfolio commentary  1-800-344-7054 
  24-hour automated information  1-800-843-0090 
  TDD line  1-800-231-5469 


A listing of month-end portfolio holdings is available on our Web site, www.jhfunds.com. A more detailed portfolio holdings summary is available on a quarterly basis 60 days after the fiscal quarter on our Web site or upon request by calling 1-800-225-5291, or on the SEC’s Web site, www.sec.gov.

Annual Report | Investors Trust

47



1-800-852-0218
1-800-231-5469 TDD
1-800-843-0090 EASI-Line
www.jhfunds.com

PRESORTED
STANDARD
U.S. POSTAGE
PAID
MIS

P500A 12/07 
2/08 


ITEM 2. CODE OF ETHICS.

As of the end of the period, December 31, 2007, the registrant has adopted a code of ethics, as defined in Item 2 of Form N-CSR, that applies to its Chief Executive Officer, Chief Financial Officer and Treasurer (respectively, the principal executive officer, the principal financial officer and the principal accounting officer, the “Senior Financial Officers”). A copy of the code of ethics is filed as an exhibit to this Form N-CSR.

ITEM 3. AUDIT COMMITTEE FINANCIAL EXPERT.

Charles L. Ladner is the audit committee financial expert and is “independent”, pursuant to general instructions on Form N-CSR Item 3.

ITEM 4. PRINCIPAL ACCOUNTANT FEES AND SERVICES.

(a) Audit Fees

The aggregate fees billed for professional services rendered by the principal accountant(s) for the audit of the registrant’s annual financial statements or services that are normally provided by the accountant(s) in connection with statutory and regulatory filings or engagements amounted to $26,250 for the fiscal year ended December 31, 2007 and $26,250 for the fiscal year ended December 31, 2006. These fees were billed to the registrant and were approved by the registrant’s audit committee.

(b) Audit-Related Services

There were no audit-related fees during the fiscal year ended December 31, 2007 and fiscal year ended December 31, 2006 billed to the registrant or to the registrant's investment adviser (not including any sub-adviser whose role is primarily portfolio management and is subcontracted with or overseen by another investment adviser), and any entity controlling, controlled by, or under common control with the adviser that provides ongoing services to the registrant ("control affiliates").

(c) Tax Fees

The aggregate fees billed for professional services rendered by the principal accountant(s) for the tax compliance, tax advice and tax planning (“tax fees”) amounted to $3,500 for the fiscal year ended December 31, 2007 and $3,500 for the fiscal year ended December 31, 2006. The nature of the services comprising the tax fees was the review of the registrant’s income tax returns and tax distribution requirements. These fees were billed to the registrant and were approved by the registrant’s audit committee. There were no tax fees billed to the control affiliates.

(d) All Other Fees

The all other fees billed to the registrant for products and services provided by the principal accountant were $3,000 for the fiscal year ended December 31, 2007 and $3,000 for the fiscal year ended December 31, 2006. There were no other fees during the fiscal year ended December 31, 2007 and December 31, 2006 billed to control affiliates for products and services provided by the principal accountant. The nature of the services comprising the all other fees was related to the principal accountant’s report on the registrant’s Eligible Asset Coverage. These fees were approved by the registrant’s audit committee.

(e)(1) Audit Committee Pre-Approval Policies and Procedures:

The trust’s Audit Committee must pre-approve all audit and non-audit services provided by the independent registered public accounting firm (the “Auditor”) relating to the operations or financial reporting of the funds. Prior to the commencement of any audit or non-audit services to a fund, the Audit Committee reviews the services to determine whether they are appropriate and permissible under applicable law.

The trust’s Audit Committee has adopted policies and procedures to, among other purposes, provide a framework for the Committee’s consideration of audit-related and non-audit services by the Auditor. The policies and procedures require that any audit-related and non-audit service provided by the Auditor and any non-audit service provided by the Auditor to a fund service provider that relates directly to the operations and financial reporting of a fund are subject to approval by the Audit Committee before such service is provided. Audit-related services provided by the Auditor that are expected to exceed $50,000 per year/per fund are subject to specific pre-approval by the Audit Committee. Tax services provided by the Auditor that are expected to exceed $50,000 per year/per fund are subject to specific pre-approval by the Audit Committee. Other services provided by the Auditor that are expected to exceed $10,000 per year/per fund are subject to specific pre-approval by the Audit Committee.

All audit services, as well as the audit-related and non-audit services that are expected to exceed the amounts stated above, must be approved in advance of provision of the service by formal resolution of the Audit Committee. At the regularly scheduled Audit Committee meetings, the Committee reviews a report summarizing the services, including fees, provided by the Auditor.

(e)(2) Services approved pursuant to paragraph (c)(7)(i)(C) of Rule 2-01 of Regulation S-X:

Audit-Related Fees, Tax Fees and All Other Fees:
There were no amounts that were approved by the Audit Committee pursuant to the de minimis exception under Rule 2-01 of Regulation S-X.


(f) According to the registrant’s principal accountant, for the fiscal year ended December 31, 2007, the percentage of hours spent on the audit of the registrant's financial statements for the most recent fiscal year that were attributed to work performed by persons who were not full-time, permanent employees of principal accountant was less than 50%.

(g) The aggregate non-audit fees billed by the registrant's accountant(s) for services rendered to the registrant and rendered to the registrant's control affiliates for each of the last two fiscal years of the registrant were $1,554,323 for the fiscal year ended December 31, 2007, and $872,192 for he fiscal year ended December 31, 2006.

(h) The audit committee of the registrant has considered the non-audit services provided by the registrant’s principal accountant(s) to the control affiliates and has determined that the services that were not pre-approved are compatible with maintaining the principal accountant(s)' independence.

ITEM 5. AUDIT COMMITTEE OF LISTED REGISTRANTS.

The registrant has a separately-designated standing audit committee comprised of independent trustees. The members of the audit committee are as follows:

Dr. John A. Moore - Chairman
Charles L. Ladner
Patti McGill Peterson

ITEM 6. SCHEDULE OF INVESTMENTS.

Not applicable.

ITEM 7. DISCLOSURE OF PROXY VOTING POLICIES AND PROCEDURES FOR CLOSED-END MANAGEMENT INVESTMENT COMPANIES.

See attached Exhibit “Proxy Voting Policies and Procedures”.

ITEM 8. PORTFOLIO MANAGERS OF CLOSED-END MANAGEMENT INVESTMENT COMPANIES.

Information about the portfolio managers

Management Biographies and Fund ownership

Below is an alphabetical list of the portfolio managers who share joint responsibility for the day-to-day investment management of the Fund. It provides a brief summary of their business careers over the past five years and their range of beneficial share ownership in the Fund as of December 31, 2007.

Barry H. Evans, CFA

President, Chief Fixed Income Officer and Chief Operating Officer, MFC Global Investment Management (U.S.), LLC since 2005
Senior Vice President, Chief Fixed Income Officer and Chief Operating Officer, John Hancock Advisers LLC (1986–2005)
Began business career in 1986
Joined Fund team in 2002
Fund ownership — $10,001–$50,000

Jeffrey N. Given, CFA

Vice President, MFC Global Investment Management (U.S.), LLC since 2005
Second Vice President, John Hancock Advisers LLC (1993–2005)
Began business career in 1993
Joined Fund team in 1999
Fund ownership — $1–$10,000

John F. Iles

Vice President, MFC Global Investment Management (U.S.), LLC since 2005
Vice President, John Hancock Advisers LLC (1999–2005)
Began business career in 1984
Joined Fund team in 2005
Fund ownership — None

Other Accounts the Portfolio Managers are Managing

The table below indicates for each portfolio manager information about the accounts over which the portfolio manager has day-to-day investment responsibility. All information on the number of accounts and total assets in the table is as of December 31, 2007. For purposes of the table, “Other Pooled Investment Vehicles” may include investment partnerships and group trusts, and “Other Accounts” may include separate accounts for institutions or individuals, insurance company general or separate accounts, pension funds and other similar institutional accounts.

P O R T F O L I O   M A N A G E R  O T H E R   A C C O U N T S   M A N A G E D   B Y   T H E   P O R T F O L I O   M A N A G E R S 

 
Barry H. Evans, CFA  Other Investment Companies: 5 funds with assets of 
approximately $3.3 billion.  
  Other Pooled Investment Vehicles: 2 accounts with assets of 
  approximately $156.2 million. 
  Other Accounts: 125 accounts with assets of 
approximately $5.3 billion.  
 
 
Jeffrey N. Given, CFA  Other Investment Companies: 5 funds with assets of 
approximately $2.0 billion.  
  Other Pooled Investment Vehicles: None 
  Other Accounts: 19 accounts with assets of 
approximately $4.2 billion.  
 
John F. Iles  Other Investment Companies: 1 fund with assets of 
  approximately $1.2 billion. 
  Other Pooled Investment Vehicles: 2 accounts with 
  assets of approximately $156.2 million. 
  Other Accounts: 3 accounts with total assets of 
  approximately $966.6 million. 

Neither the Adviser or the Subadviser receives a fee based upon the investment performance of any of the accounts included under “Other Accounts Managed by the Portfolio Managers” in the table above.

When a portfolio manager is responsible for the management of more than one account, the potential arises for the portfolio manager to favor one account over another. For the reasons outlined below, the Fund does not believe that any material conflicts are likely to arise out of a portfolio manager’s responsibility for the management of the Fund as well as one or more other accounts. The Adviser and the Subadviser have adopted procedures, overseen by the Chief Compliance Officer, that are intended to monitor compliance with the policies referred to in the following paragraphs.

• The Subadviser has policies that require a portfolio manager to allocate investment opportunities in an equitable manner and generally to allocate such investments proportionately among all accounts with similar investment objectives.

• When a portfolio manager intends to trade the same security for more than one account, the policies of the Subadviser generally require that such trades for the individual accounts are aggregated so each account receives the same price. Where not possible or may not result in the best possible price, the Subadviser will place the order in a manner intended to result in as favorable a price as possible for such client.

• The investment performance on specific accounts is not a factor in determining the portfolio manager’s compensation. See “Compensation of Portfolio Managers” below. Neither the Adviser nor the Subadviser receives a performance-based fee with respect to other accounts managed by the Fund’s portfolio managers.

• The Subadviser imposes certain trading restrictions and reporting requirements for accounts in which a portfolio manager or certain family members have a personal interest in order to confirm that such accounts are not favored over other accounts.

• The Subadviser seeks to avoid portfolio manager assignments with potentially conflicting situations. However, where a portfolio manager is responsible for accounts with differing investment objectives and policies, it is possible that the portfolio manager will conclude that it is in the best interest of one account to sell a portfolio security while another account continues to hold or increase the holding in such security.

Compensation of Portfolio Managers

The Subadviser has adopted a system of compensation for portfolio managers and others involved in the investment process that is applied consistently among investment professionals. At the Subadviser, the structure of compensation of investment professionals is currently comprised of the following basic components: fixed base salary, and an annual investment bonus plan, as well as customary benefits that are offered generally to all full-time employees of the Subadviser. A limited number of senior investment professionals, who serve as officers of both the Subadviser and its parent company, may also receive options or restricted stock grants of common shares of Manulife Financial.

Only investment professionals are eligible to participate in the Investment Bonus Plan on an annual basis. While the amount of any bonus is discretionary, the following factors are generally used in determining bonuses: 1) The investment performance of all accounts managed by the investment professional over one, three- and five-year periods are considered. The pre-tax performance of each account is measured relative to an appropriate peer group benchmark. 2) The profitability of the Subadviser and its parent company are also considered in determining bonus awards, with greater emphasis placed upon the profitability of the Adviser. 3) The more intangible contributions of an investment professional to the Subadviser’s business, including the investment professional’s support of sales activities, new fund/strategy idea generation, professional growth and development, and management, where applicable, are evaluating in determining the amount of any bonus award.

While the profitability of the Subadviser and the investment performance of the accounts that the investment professionals maintain are factors in determining an investment professional’s overall compensation, the investment professional’s compensation is not linked directly to the net asset value of any fund.

ITEM 9. PURCHASES OF EQUITY SECURITIES BY CLOSED-END MANAGEMENT INVESTMENT COMPANY AND AFFILIATED PURCHASERS.

Not applicable.

ITEM 10. SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS.

There were no material changes to previously disclosed John Hancock Funds – Governance Committee Charter.

ITEM 11. CONTROLS AND PROCEDURES.

(a) Based upon their evaluation of the registrant's disclosure controls and procedures as conducted within 90 days of the filing date of this Form N-CSR, the registrant's principal executive officer and principal financial officer have concluded that those disclosure controls and procedures provide reasonable assurance that the material information required to be disclosed


by the registrant on this report is recorded, processed, summarized and reported within the time periods specified in the Securities and Exchange Commission's rules and forms.

(b) There were no changes in the registrant's internal control over financial reporting that occurred during the registrant's most recent fiscal half-year (the registrant's second fiscal half-year in the case of an annual report) that have materially affected, or are reasonably likely to materially affect, the registrant's internal control over financial reporting.

ITEM 12. EXHIBITS.

(a)(1) Code of Ethics for Senior Financial Officers is attached.

(a)(2) Separate certifications for the registrant's principal executive officer and principal financial officer, as required by Section 302 of the Sarbanes-Oxley Act of 2002 and Rule 30a-2(a) under the Investment Company Act of 1940, are attached.

(b) Separate certifications for the registrant's principal executive officer and principal financial officer, as required by 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, and Rule 30a-2(b) under the Investment Company Act of 1940, are attached. The certifications furnished pursuant to this paragraph are not deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liability of that section. Such certifications are not deemed to be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934, except to the extent that the Registrant specifically incorporates them by reference.

(c)(1) Proxy Voting Policies and Procedures are attached.

(c)(2) Submission of Matters to a Vote of Security Holders is attached. See attached “John Hancock – Governance Committee Charter”.

(c)(3) Contact person at the registrant.


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

John Hancock Investors Trust

By: /s/ Keith F. Hartstein
-------------------------------------
Keith F. Hartstein
President and Chief Executive Officer

Date: February 28, 2008

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

By: /s/ Keith F. Hartstein
-------------------------------------
Keith F. Hartstein
President and Chief Executive Officer

Date: February 28, 2008

By: /s/ Charles A. Rizzo
-------------------------------------
Charles A. Rizzo
Chief Financial Officer

Date: February 28, 2008