The Doctor is put on trail by the Time Lords again. The first of two events from his resent past is presented as evidence of his interference in the affairs of other worlds. In particular, his actions on planet Ravalox.

Starring:

Elisabeth Sladen, Frazer Hines, Jacqueline Hill, John Levene, John Scott Martin, Jon Pertwee, Katy Manning, Nicholas Courtney, Pat Gorman, Patrick Troughton, Peter Davison, Tom Baker, William Hartnell, William Russell

Genre:

Adventure, Drama, Sci-Fi