DVD 077: The Sontaran Experiment

The Doctor (Tom Baker), Sarah Jane, and Harry return from the space station Nerva to Earth 10,000 years in the future. The desolate landscape that once was the site of Piccadilly Circus has become the testing ground for the human race.

DVD Features:
Audio Commentary: Audio Commentary by actress Elisabeth Sladen, co-writer Bob Baker and producer Philip Hinchcliffe.
Featurette: Built for War A 39-minute history of the Sontaran race