Dr. Frederick Frankenstein
The Monster
Igor
Elizabeth
Frau Blücher
Inga
Inspector Kemp
Herr Falkstein
Mr. Hilltop
Medical Student
Sadistic Jailor (as Oscar Beregi)
Village Elder
Insp. Kemp's Aide (as Richard Roth)
Gravedigger
Little Girl
Blindman
Villager
Orderly in Frankenstein's Class
Train Conductor
Villager (as Terrence Pushman)
Third Villager - Joe
Emcee at Frankenstein's Show
Villager (as Patrick O'Hara)
Helga's Father
Helga's Mother
Second Villager (uncredited)
Herr Waldman (uncredited)
Theatre Goer (uncredited)
Werewolf / Cat Hit by Dart / Victor Frankenstein (voice) (uncredited)
Medical Student (uncredited)
Frightened Villager (uncredited)
German Boy (voice) (uncredited)
Villager (uncredited)
Constable (uncredited)
First Village Elder (uncredited)
Spectator (uncredited)
Train Passenger (uncredited)
Member of Angry Mob (uncredited)
Villager Screaming at the Monster From the Bars (uncredited)