Cast
- Sylvester McCoy (The Doctor)
- Katy Manning (Jo Grant (Jo Jones))
- Richard Franklin (Captain Yates)
- Neil Roberts (Captain Cornelius)
- Barnaby Edwards (Commander Wingford / Soldier)
- David Graham (Hedgerton)
- Rachel Bavidge (Europan Leader / Claire / Corporal Winters)
- Jez Fielder (Europan / Jeremiah / Soldier 2)
Doctor Who - The Monthly Adventures
198. Doctor Who: The Defectors
Written by Nicholas Briggs
Starring Sylvester McCoy Katy Manning