Exhibit 24

POWER OF ATTORNEY

Each person whose signature appears below designates and appoints DAVID I. CHEMEROW as true and lawful attorney-in-fact and agent to sign
the Annual Report on Form 10-K for the year ended March 31, 2010, of Rentrak Corporation, an Oregon corporation, and to file said report, with all exhibits thereto, with the Securities and Exchange Commission under the Securities Exchange
Act of 1934. Each person whose signature appears below also grants to Mr. Chemerow full power and authority to perform every act and execute any instruments that he deems necessary or desirable in connection with said report, as fully as he
could do in person, hereby ratifying and confirming all that Mr. Chemerow may lawfully do or cause to be done.

IN WITNESS WHEREOF, this power of attorney has been executed by each of the undersigned as of the
7thday of June, 2010.



|                       |  |  |  |                                                                                                 
|---------------------- |  |  |  | ------------------------------------------------------------------------------------------------
|Signature              |  |  |  | Title                                                                                           
|                       |  | 
|/s/ William P. Livek   |  |  |  | Chief Executive Officer and Director
(Principal Executive Officer)                              
|William P. Livek       |  |  | 
|                       |  | 
|                       |  |  |  | Chief Operating Officer and Chief Financial Officer
(Principal Financial and Accounting Officer)
|David I. Chemerow      |  |  | 
|                       |  | 
|/s/ Paul A. Rosenbaum  |  |  |  | Chairman of the Board                                                                           
|Paul A. Rosenbaum      |  |  |  |                                                                                                 
|                       |  | 
|/s/ Thomas D. Allen    |  |  |  | Director                                                                                        
|Thomas D. Allen        |  |  |  |                                                                                                 
|                       |  | 
|/s/ Richard Hochhauser |  |  |  | Director                                                                                        
|Richard Hochhauser     |  |  |  |                                                                                                 
|                       |  | 
|/s/ George H. Kuper    |  |  |  | Director                                                                                        
|George H. Kuper        |  |  |  |                                                                                                 
|                       |  | 
|/s/ Anne MacDonald     |  |  |  | Director                                                                                        
|Anne MacDonald         |  |  |  |                                                                                                 
|                       |  | 
|/s/ Brent Rosenthal    |  |  |  | Director                                                                                        
|Brent Rosenthal        |  |  |  |                                                                                                 
|                       |  | 
|/s/ Ralph R. Shaw      |  |  |  | Director                                                                                        
|Ralph R. Shaw          |  |  |  |