The Doctor visits his old Time Lord friend Chronotis in Cambridge, 1979. But the ruthless Skagra has also arrived to retrieve a book that will help unlock one of the Time Lords' greatest secrets: what is Shada? Filming for this story was never finished, and in this version the unfilmed material is completed via animation.

Tom Baker
as The Doctor

Lalla Ward
as Romana (voice)

David Brierly
as K9 (archive footage) (voice)

Christopher Neame
as Skagra (voice)

Daniel Hill
as Chris Parsons (voice)

Denis Carey
as Professor Chronotis (archive footage)

Victoria Burgoyne
as Clare Keightley (voice)

Gerald Campion
as Wilkin (archive footage)

Shirley Dixon
as The Ship (voice)

Derek Pollitt
as Dr. Caldera (archive footage)
CinemaSerf
I have a friend who was involved in the commissioning of these hybrid animation versions of the old missing or incomplete "Dr. Who" series' and I think my scepticism was probably borne out with this rather curiously spliced story. With industrial action hitting the production with a week's worth of ...