Doctor Who, Season 20, Enlightenment Episode guide
4/4 Turlough must make a decision and it's one the Doctor and Tegan cannot help with.
First broadcast: 09 Mar 1983
3/4 During an Eternals party Captain Wrack places a bomb aboard Striker's ship.
First broadcast: 08 Mar 1983
2/4 The Doctor realises that Striker is an Eternal and that the crew mean nothing to him.
First broadcast: 02 Mar 1983