Mad scientist Mehendri Solon is building a body from spare parts to house the disembodied brain of the evil Time Lord Morbius. He fancies the Doctor's head as the final piece...
Tom Baker
as The Doctor
Elisabeth Sladen
as Sarah Jane Smith
Philip Madoc
as Doctor Solon
Colin Fay
as Condo
Michael Spice
as Morbius (voice)
Stuart Fell
as Morbius Monster
Cynthia Grenville
as Maren
Gilly Brown
as Ohica
John Scott Martin
as Kriz
Jon Pertwee
as The Doctor (3) (picture) (uncredited)
Patrick Troughton
as The Doctor (2) (picture) (uncredited)
William Hartnell
as The Doctor (1) (picture) (uncredited)
