This Week in USA
The Sontaran Experiment: Part One (4B1)
Last updated 20 December 2025
8:00pm-8:30pm EST (01:00 GMT) < > « »
Retro TV
Featuring: Tom Baker, Ian Marter, Elisabeth Sladen, Kevin Lindsay
The Earthlings prepare to return to their deserted planet but their plans are thwarted by the arrival of a curious Sontaran.
Synopsis Source: TVPassport
Broadcast Source: Retro TV