This Week in USA
The Invasion of Time: Part Four
Last updated 02 January 2017
7:30pm-8:00pm EST (00:30 GMT) < > « »
Retro TV
Featuring: Tom Baker, Louise Jameson, John Leeson, Christopher Tranchell
As the Vardans finally fully materialise on Gallifrey, the Doctor prepares to spring his trap. But does a more deadly alien force lie behind the Vardans?
Synopsis Source: Doctor Who Guide
Broadcast Source: Retro TV