Stephen Forsyth
John Harrington
Dagmar Lassander
Helen Wood
Laura Betti
Mildred Harrington
Jesús Puente
Inspector Russell (as Jesus Puente)
Femi Benussi
Alice Norton
Antonia Mas
Louise
Luciano Pigozzi
Vences (as Alan Collin)
Gérard Tichy
Dr. Kalleway (as Gerard Tichy)
Verónica Llimerá
Betsy Wester (as Veronica Llimera)
Pasquale Fortunato
John Harrington as a Boy (as Fortunato Pascuale)
Ignasi Abadal
Jimmy Kane (as José Ignacio Abadaz)
Silvia Lienas
Vicky
Montserrat Riba Vidal
Rosy Miller (as Monserrat Riba)
Susy Andersen
Sdenka (archive footage) (uncredited)
Guido Barlocci
Unknown (uncredited)
Bruno Boschetti
Policeman (uncredited)
Elina De Witt
Model (uncredited)
Rika Dialina
Maria (archive footage) (uncredited)
Boris Karloff
Gorca (archive footage)
Glauco Onorato
Giorgio (archive footage) (uncredited)
Mario Bava
Screenplay
Mario Bava
Director of Photography
Manuel Caño
Producer
Mario Bava
Director
Soledad López
Editor
José María Tresserra
Costume Design
Sante Maria Romitelli
Original Music Composer
Giulia Mafai
Production Design
Santiago Moncada
Screenplay
Jaime Deu Casas
Camera Operator
Laura Betti
Screenplay
Elisa Aspachs
Makeup Artist
Graziano Fabiani
Assistant Production Manager
Ricardo Walker
Assistant Director
Lamberto Bava
Second Unit Director
Gianna Spirito
Assistant Decorator
Jose Adrian
Still Photographer
Antonio Rinaldi
Director of Photography
Giuseppe Aldrovandi
Assistant Art Director
Marcello Anconetani
Assistant Camera
Hipólita López
Hairstylist
Enzo Ferla
Unit Production Manager
Jaime Fernandez
Production Manager
Gianlorenzo Battaglia
Assistant Camera
Giuseppe Parrabano
Still Photographer
Avelino Carla
Assistant Camera
Lamberto Bava
Assistant Director
Mario Musy Glori
Screenplay
Giuseppe Zaccariello
Producer
José Pedro Villanueva
Assistant Production Manager
Jesús M. Herrero González
Set Designer
Emilia Zachini
Hairstylist
Pierantonio Mecacci
Makeup Artist
Pietro Ortolani
Sound
Enzo Ferla
Production Assistant
Antonio Rinaldi
Camera Operator
Emilio Varriano
Camera Operator
Antonio Angrisano
Production Secretary
Nadia Fabriani
Set Costumer
Liliana Serra
Assistant Editor
Mario Bava
Camera Operator
Mario Bava
Title Designer
N.W. Russo
Presenter
Marisa Agostini
Script Supervisor
Luigi Zito
Conductor
Luigi Biamonte
Title Designer
Patrizia Zulini
Script Supervisor
Miro Grisanti
Title Designer