Many incarnations of the Doctors and their old companions are taken out of time and deposited in the Death Zone on Gallifrey. There, they must battle the Master, Daleks, Cybermen and Yeti in order to reach the Dark Tower and discover the Tomb of Rassilon.
Peter Davison
as The Doctor (5)
Jon Pertwee
as The Doctor (3)
Patrick Troughton
as The Doctor (2)
Richard Hurndall
as The Doctor (1)
Tom Baker
as The Doctor (4) (archive footage)
William Hartnell
as The Doctor (1) (archive footage)
Janet Fielding
as Tegan Jovanka
Mark Strickson
as Turlough
Elisabeth Sladen
as Sarah Jane Smith
Carole Ann Ford
as Susan Foreman
Nicholas Courtney
as Brig. Lethbridge-Stewart
Anthony Ainley
as The Master
