Directed by
| Antonio Margheriti | ... | (as Anthony Dawson) |
Writing Credits (in alphabetical order)
| Frank Bogart | ... | (novel) |
| Ernesto Gastaldi | ... | (screenplay and adaptation) (as Gastad Green) |
| Edmond T. Gréville | ... | (screenplay and adaptation) (as Edmund Greville) |
| Antonio Margheriti | ... | (screenplay and adaptation) (as Anthony Dawson) |
Cast (in credits order)
| Rossana Podestà | ... | Mary Hunter | |
| Georges Rivière | ... | Max Hunter (as George Riviere) | |
| Christopher Lee | ... | Erich (as Cristopher Lee) | |
| Laura Nucci | ... | Martha | |
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Jim Dolen | ... | John Selby |
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Leonardo Severini | ... | The Doctor |
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Anny Degli Uberti | ... | Kidnapped Woman |
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Luciana Milone | ... | Trude |
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Mirko Valentin | ... | The General |
| Lucile Saint-Simon | ... | Hilde (as Lucille St. Simon) | |
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Patrick Walton | ... | (as Patrik Walton) |
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Carole Windsor | ||
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Rex Vidor | ||
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James Borden | ||
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Peter Hardy | ||
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Bredon Brett | ||
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Robert Mayor | ||
| Rest of cast listed alphabetically: | |||
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Consalvo Dell'Arti | ... | Doctor (uncredited) |
| Hermann Göring | ... | Self (archive footage) (uncredited) | |
| Adolf Hitler | ... | Self (archive footage) (uncredited) | |
Produced by
| Marco Vicario | ... | producer |
Music by
| Riz Ortolani | ||
Cinematography by
| Riccardo Pallottini | ... | director of photography (as Richard Palton) |
Editing by
| Otello Colangeli | ... | (as Angel Coly) |
Art Direction by
| Riccardo Domenici | ... | (as Henry Daring) |
Costume Design by
| Riccardo Domenici | ... | (as James Lyon) |
Makeup Department
| Walter Cossu | ... | assistant makeup artist (as Walter Roy) |
| Anna Cristofani | ... | hair stylist (as Lilian Moore) |
| Franco Di Girolamo | ... | makeup artist (as Joseph Hunter) |
Production Management
| Sante Chimirri | ... | production manager (as Jim Murray) |
| Gianni Di Stolfo | ... | production supervisor (as Steve Melville) |
| Natalino Vicario | ... | production manager (as Fred Holiday) |
Second Unit Director or Assistant Director
| Bertrand Blier | ... | assistant director |
| Ruggero Deodato | ... | assistant director (uncredited) |
Sound Department
| Alberto Bartolomei | ... | sound (as Albert Griffiths) |
Special Effects by
| Antonio Margheriti | ... | special effects (as Anthony Matthews) |
Camera and Electrical Department
| Giovanni Canfarelli Modica | ... | assistant camera (as John Baxter) |
| Luigi Filippo Carta | ... | camera operator (as George Henry) |
Costume and Wardrobe Department
| Antonietta Piredda | ... | seamstress (as Peggy Bronston) |
| Irma Tonnini | ... | seamstress (as Sandra Weber) |
Music Department
| Riz Ortolani | ... | conductor |
Script and Continuity Department
| Eva Koltay | ... | script supervisor (as Eve Marie Koltay) |
Additional Crew
| Emilio Cigoli | ... | voice dubbing: Georges Rivière (uncredited) |
| Maria Pia Di Meo | ... | voice dubbing: Rossana Podestà (uncredited) |
| Renato Turi | ... | voice dubbing: Christopher Lee (uncredited) |
