The Sontaran Experiment (1) Doctor Who : Season 12 Episode 9
TV-PG BBC Television 25m int(0)
Aired: February 22nd, 1975 @ 5:15 PM EST on BBC Television
The Doctor, Sarah Jane and Harry teleport to Earth to ensure the planet is safe for the survivors on board Nerva Beacon to return and reinhabit their world. A Sontaran named Styre has captured a group of humans and is conducting experiments on them to discover the human body's weaknesses, as part of the Sontaran's goal for domination of the galaxy.