This Week in USA
The Mutants: Episode Four
Last updated 28 March 2020
8:00pm-8:30pm EDT (00:00 GMT) < > « »
Retro TV
Featuring: Jon Pertwee, Katy Manning, John Hollis, Paul Whitsun-Jones
The Doctor deduces the true meaning of the ancient carvings and must brave the intense radiation of the thaesium caves to retrieve a crystal.
Synopsis Source: Doctor Who Guide
Broadcast Source: Retro TV