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