Un savant fou, le Dr Niemann, s'échappe de l'asile. Aidé de son assistant, il ressuscite le conte Dracula, le loup-garou et la créature de Frankenstein, afin qu'ils l'aident à se venger de ceux qui l'ont enfermés.
Boris Karloff
Dr. Gustav Niemann
Lon Chaney Jr.
Lawrence 'Larry' Talbot (aka The Wolf Man)
J. Carrol Naish
Daniel
John Carradine
Dracula (aka Baron Latos)
Anne Gwynne
Rita Hussman
Peter Coe
Carl Hussman
Lionel Atwill
Inspector Arnz
George Zucco
Prof. Bruno Lampini
Elena Verdugo
Ilonka
Sig Ruman
Burgomeister Hussman
William Edmunds
Fejos (uncredited)
Charles Miller
Toberman (uncredited)
Philip Van Zandt
Muller (uncredited)
Julius Tannen
Hertz (uncredited)
Hans Herbert
Meier (uncredited)
Dick Dickinson
Born (uncredited)
George Lynn
Inspector Gerlach
Michael Mark
Strauss (uncredited)
Olaf Hytten
Hoffman (uncredited)
Frank Reicher
Frederick Ullman (uncredited)
Brandon Hurst
Dr. Geissler (uncredited)
Glenn Strange
Frankenstein Monster
George Blagoi
Villager (uncredited)
Paul Bradley
Edmund Cobb
Coachman (uncredited)
Gino Corrado
Man in Audience at Dracula Exhibit (uncredited)
Joe Kirk
Schwartz (uncredited)
Belle Mitchell
Urla - Gypsy Woman (uncredited)
Anton Northpole
José Portugal
Anne G. Sterling
Gypsy Girl (uncredited)
Charles Wagenheim
Jailer (uncredited)
Frankenstein rencontre le loup-garou
Une soirée étrange
La maison de Dracula
Le Spectre de Frankenstein
L'Amie mortelle
Docteur Jekyll et M. Hyde
Ballermann 6
Dance of the Dead
Nuits de cauchemar
La Terreur des zombies
La Vie secrète de Walter Mitty
Le masque de Dimitrios
La Malediction de la Momie
The Tell-Tale Heart
Deux nigauds contre Frankenstein
Jurassic Hunt
Irish Gangster
Hantise
La Chose d'un autre monde
La Momie