EXHIBIT 21

LIST OF SUBSIDIARIES OF THE REGISTRANT



|                                                             |  |                            
|------------------------------------------------------------ |  | ---------------------------
|                                                             |  | STATE OR OTHER JURISDICTION
|NAME                                                         |  | OF INCORPORATION           
|                                                             | 
|Aptiv Digital, Inc.                                          |  | Delaware                   
|Aptiv Digital Development Services, LLC                      |  | Delaware                   
|Canada Services, Inc.                                        |  | Delaware                   
|Colorado City Cablevision, Inc.                              |  | Delaware                   
|Continental Paper Company                                    |  | Delaware                   
|DirectCom Networks, Inc.                                     |  | Delaware                   
|EuroMedia Group, Inc.                                        |  | Delaware                   
|FORTV Holdings LLC                                           |  | Delaware                   
|Gemstar (B.V.I.) Limited                                     |  | British Virgin Islands     
|Gemstar Development Corporation                              |  | California                 
|Gemstar Development Limited                                  |  | United Kingdom             
|Gemstar Multimedia Ltd.                                      |  | Japan                      
|Gemstar Technology Development Limited                       |  | Hong Kong                  
|Gemstar-TV Guide Europe SARL                                 |  | Luxembourg                 
|Gemstar-TV Guide Interactive, LLC                            |  | Delaware                   
|Gemstar-TV Guide Marketing LLC                               |  | Delaware                   
|G-TV Guide, LLC                                              |  | California                 
|GuideWorks, LLC (49%)                                        |  | Delaware                   
|I Holdings, Inc.                                             |  | Delaware                   
|Index Systems Inc.                                           |  | British Virgin Islands     
|Index Systems (Canada) Inc.                                  |  | Canada                     
|InfoMedia, S.A.                                              |  | Luxembourg                 
|Interactive Program Guide, Inc. (46.25% owned)               |  | Japan                      
|Interactive Sports Holdings, Inc.                            |  | Delaware                   
|IPG Development Ventures, LLC                                |  | Delaware                   
|jumptheshark.com, Inc.                                       |  | Delaware                   
|Linkedvideo.com LLC                                          |  | Delaware                   
|MYR Holdings, Inc.                                           |  | Delaware                   
|Network CTS, Inc.                                            |  | Delaware                   
|Networks eBook LLC                                           |  | California                 
|Norpak Corporation (93.5% owned)                             |  | Canada                     
|ODS Properties, Inc. (94.5% owned)                           |  | Delaware                   
|ODS Technologies, L.P. (94.5% owned)                         |  | Delaware                   
|PDT Holdings, Inc.                                           |  | California                 
|Prevue Ventures, Inc.                                        |  | Delaware                   
|SNTV Acquisition, Inc.                                       |  | Delaware                   
|SNTV, LLC                                                    |  | Delaware                   
|SpaceCom Systems, Inc.                                       |  | Delaware                   
|StarSight Telecast, Inc.                                     |  | California                 
|Station-A, Inc.                                              |  | Delaware                   
|Station-X, Inc.                                              |  | Delaware                   
|The iTech Resource Group LLC (94.5% owned)                   |  | Delaware                   
|Trackside Live Productions LLC (94.5% owned)                 |  | Delaware                   
|TVG Holdings, Inc.                                           |  | Delaware                   
|TV Guide Affiliate Sales & Marketing, Inc.                   |  | Delaware                   
|TV Guide Data Solutions, Inc.                                |  | Delaware                   
|TV Guide Direct, Inc.                                        |  | Delaware                   
|TV Guide Distribution, Inc.                                  |  | Delaware                   
|TV Guide Entertainment Group, Inc.                           |  | Delaware                   
|TV Guide Entertainment Properties, Inc. TV Guide Europe
SARL |  | Delaware Luxembourg        
|TV Guide Interactive Group, Inc.                             |  | Delaware                   
|TV Guide Interactive, Inc.                                   |  | Delaware                   



---

|                                    |  |                     
|----------------------------------- |  | --------------------
|TV Guide International IPG, Inc.    |  | Delaware            
|TV Guide International, Inc.        |  | Delaware            
|TV Guide Magazine Group, Inc.       |  | Delaware            
|TV Guide Media Sales, Inc.          |  | Delaware            
|TV Guide Media Services, Inc.       |  | Delaware            
|TV Guide Mobile Entertainment, Inc. |  | Delaware            
|TV Guide Networks, Inc.             |  | Delaware            
|TV Guide Online, Inc.               |  | Delaware            
|TV Guide Online, LLC                |  | Delaware            
|TV Guide On Screen, Inc.            |  | Delaware            
|TV Guide Productions, Inc.          |  | Delaware            
|TV Guide Vision Group, Inc.         |  | Delaware            
|TV Guide, Inc.                      |  | Delaware            
|TVGI Canada Services Company        |  | Canada (Nova Scotia)
|TVG-PMC, Inc.                       |  | Delaware            
|TVSM Publishing, Inc.               |  | Delaware            
|TVSM, Inc.                          |  | Delaware            
|United Video Properties, Inc.       |  | Delaware            
|United Video, LLC                   |  | Delaware            
|UV Corp.                            |  | Delaware            
|UV Holdings, Inc.                   |  | Delaware            
|UV Ventures, Inc.                   |  | Delaware            
|VCR Index Systems B.V.              |  | Netherlands         
|Video TV, Inc.                      |  | Delaware            
|WCI Holdings, Inc.                  |  | Delaware            

All subsidiaries are 100% owned unless otherwise noted.