Blackmailing a young couple to assist with his horrific experiments the Baron, desperate for vital medical data, abducts a man from an insane asylum. On route the abductee dies and the Baron and his assistant transplant his brain into a corpse. The creature is tormented by a trapped soul in an alien shell and, after a visit to his wife who violently rejects his monstrous form, the creature wreaks his revenge on the perpetrator of his misery: Baron Frankenstein.
Peter Cushing
Baron Victor Frankenstein
Veronica Carlson
Anna Spengler
Freddie Jones
Prof. Richter
Simon Ward
Dr. Karl Holst
Thorley Walters
Insp. Fritsch
Maxine Audley
Ella Brandt
George Pravda
Dr. Frederick Brandt
Geoffrey Bayldon
Police Doctor
