Buchanan
Victor Frankenstein
The Monster
Mary
Elizabeth
Lord Byron
Percy Shelley
Justine Moritz
Lab Technician
General Reade
Information Officer
Computer Voice (voice)
Newswoman
Dorrie
Boy #1
Boy #2
Girl #2
Innkeeper
Parson
Old Man (as Donal Hodson)
Prosecutor
Judge
Head Juror
Watchman
Urchin #1
Urchin #2
Man #1
Man #2 / Man #3
Werner
Stablehand (uncredited)