Episode PremiereAugust 01, 2008
Show Period2006 - Now
Production CompanyBBC Worldwide Productions, CBC
The Earth has been overwhelmed and the universe faces dominion by the resurgent forces of a terrifying and limitless empire led by one of The Doctor's greatest enemies. Aiding the Time Lord in a final battle are several of his closest allies and companions, but for one of them, a price will be paid...