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 , Jon Pertwee , Patrick Troughton , Richard Hurndall , Tom Baker , William Hartnell , Janet Fielding , Mark Strickson , Elisabeth Sladen , Carole Ann Ford
BBC Worldwide