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)

Ρίκα Διαλυνά

Maria (archive footage) (uncredited)

Boris Karloff

Gorca (archive footage)

Glauco Onorato

Giorgio (archive footage) (uncredited)

Manuel Caño

Producer

Mario Bava

Director

Mario Bava

Screenplay

Mario Bava

Director of Photography

Soledad López

Editor

José María Tresserra

Costume Design

Santiago Moncada

Screenplay

Sante Maria Romitelli

Original Music Composer

Giulia Mafai

Production Design

Jaime Deu Casas

Camera Operator

Enzo Ferla

Unit Production Manager

José Pedro Villanueva

Assistant Production Manager

Miro Grisanti

Title Designer

Giuseppe Zaccariello

Producer

Lamberto Bava

Assistant Director

Liliana Serra

Assistant Editor

Pierantonio Mecacci

Makeup Artist

Ricardo Walker

Assistant Director

Gianna Spirito

Assistant Decorator

Marcello Anconetani

Assistant Camera

Jaime Fernandez

Production Manager

Giuseppe Parrabano

Still Photographer

Jose Adrian

Still Photographer

Luigi Biamonte

Title Designer

Jesús M. Herrero González

Set Designer

Mario Bava

Camera Operator

Antonio Rinaldi

Director of Photography

Hipólita López

Hairstylist

Elisa Aspachs

Makeup Artist

Graziano Fabiani

Assistant Production Manager

Mario Bava

Title Designer

Pietro Ortolani

Sound

Laura Betti

Screenplay

Nadia Fabriani

Set Costumer

Luigi Zito

Conductor

Patrizia Zulini

Script Supervisor

Lamberto Bava

Second Unit Director

N.W. Russo

Presenter

Emilia Zachini

Hairstylist

Antonio Rinaldi

Camera Operator

Gianlorenzo Battaglia

Assistant Camera

Giuseppe Aldrovandi

Assistant Art Director

Antonio Angrisano

Production Secretary

Enzo Ferla

Production Assistant

Emilio Varriano

Camera Operator

Marisa Agostini

Script Supervisor

Mario Musy Glori

Screenplay

Avelino Carla

Assistant Camera