Directed by
| Umberto Lenzi | ||
Writing Credits
| Massimo D'Avak | ... | (story adaptation) |
| Luciano Martino | ... | (story) |
| Ernesto Gastaldi | ... | (screenplay) |
Cast (in credits order) verified as complete
| Carroll Baker | ... | Nicole Perrier | |
| Jean-Louis Trintignant | ... | Jean Reynaud (as Jean Louis Trintignant) | |
| Erika Blanc | ... | Danielle Reynaud | |
| Horst Frank | ... | Klaus | |
| Helga Liné | ... | Helene Valmont | |
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Ermelinda De Felice | ... | Hotel Proprietor |
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Giovanni Di Benedetto | ... | Monsieur Valmont (as Gianni Di Benedetto) |
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Irio Fantini | ... | Party Guest |
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Dario Michaelis | ... | Police Commissioner |
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Renato Pinciroli | ... | Porter |
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Gianni Pulone | ... | Press Photographer |
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Lucio Rama | ... | Party Guest |
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Paola Scalzi | ... | Helene's Friend |
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Luigi Sportelli | ... | Party Guest |
| Beryl Cunningham | ... | Black Stripper | |
| Rest of cast listed alphabetically: | |||
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Marcello Bonini Olas | ... | Party Guest (uncredited) |
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Anna Scalzi | ... | Jean's Secretary (uncredited) |
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Alessandro Tedeschi | ... | Uomo Della Commissione (uncredited) |
Produced by
| Jacques-Paul Bertrand | ... | producer (uncredited) |
| Mino Loy | ... | producer |
| Luciano Martino | ... | producer |
| Sergio Martino | ... | executive producer |
Music by
| Riz Ortolani | ||
Cinematography by
| Guglielmo Mancori | ... | (as Memmo Mancori) |
Editing by
| Eugenio Alabiso | ||
Art Direction by
| Franco Bottari | ||
Costume Design by
| Giovanni Naitano | ... | (as Giovanni Noitana) |
Makeup Department
| Iolanda Conti | ... | hair stylist (as Jolanda Conti) |
| Orietta Melaranci | ... | makeup artist (as Oretta Melaranci) |
Production Management
| Mario Alabiso | ... | production supervisor |
| Vittorio Galiano | ... | production manager |
Second Unit Director or Assistant Director
| Fulvio Barresi | ... | assistant director |
Sound Department
| Bruno Moreal | ... | sound recordist |
| Bruno Zanoli | ... | sound technician |
Camera and Electrical Department
| Sergio Martinelli | ... | cameraman |
| Renato Palmieri | ... | assistant camera |
| Rinascimento Vaselli | ... | still photographer (as Vaselli) |
Editorial Department
| Amedeo Moriani | ... | assistant editor |
Script and Continuity Department
| Ilde Muscio | ... | script girl |
Additional Crew
| Cesare Barbetti | ... | voice acting: Jean-Louis Trintignant (uncredited) |
| Roberto Bertea | ... | voice dubbing: Renato Pinciroli (uncredited) |
| Mario Feliciani | ... | voice dubbing: Gianni Di Benedetto (uncredited) |
| Sergio Graziani | ... | voice dubbing: Horst Frank (uncredited) |
| Flaminia Jandolo | ... | voice dubbing: Beryl Cunningham (uncredited) |
| Pino Locchi | ... | voice dubbing: Dario Michaelis (uncredited) |
| Benita Martini | ... | voice dubbing: Erika Blanc (uncredited) |
| Anna Miserocchi | ... | voice dubbing: Helga Liné (uncredited) |
| Rita Savagnone | ... | voice dubbing: Carroll Baker (uncredited) |
