Directed by
| Claude Chabrol | ||
Writing Credits
| Jacques Chazot | ... | (character) |
| Claude Chabrol | ... | (scenario and adaptation) & |
| Christian-Yve | ... | (scenario and adaptation) |
| Daniel Boulanger | ... | (dialogue) |
Cast (in credits order) verified as complete
| Marie Laforêt | ... | Marie-Chantal Froidevaux des Chatenets | |
| Francisco Rabal | ... | Paco Castillo | |
| Serge Reggiani | ... | Ivanov | |
| Charles Denner | ... | Johnson | |
| Stéphane Audran | ... | Olga | |
| Akim Tamiroff | ... | Prof. Lambaré / Dr. Kha | |
| Roger Hanin | ... | Bruno Kerrien | |
| Antonio Passalia | ... | Sparafucile | |
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François Moro-Giafferi | ... | Hubert de Ronsac (as Pierre-François Moro) |
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Robert Burnier | ... | Swiss Gentleman |
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Gilles Chusseau | ... | Gregor |
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Eugenio Di Petra | ||
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Onofrio Arcoleo | ||
| Gérard Tichy | ... | Maitre d'Hôtel | |
| José María Caffarel | ... | (as Caffarel) | |
| Henri Attal | ... | Dumont | |
| Bernard Papineau | |||
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Lahcen Boukish | ... | Thug in a Bournous |
| Serge Bento | |||
| Rest of cast listed alphabetically: | |||
| Claude Chabrol | ... | Customer Complaining About His Fruit Juice (uncredited) | |
| Jacques Hilling | ... | (uncredited) | |
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Albert Michel | ... | (uncredited) |
Produced by
| Georges de Beauregard | ... | producer |
| Pierre Gauchet | ... | producer |
Music by
| Gregorio García Segura | ||
| Pierre Jansen | ||
Cinematography by
| Jean Rabier | ||
Editing by
| Jacques Gaillard | ||
Production Design by
| Guy Littaye | ||
Makeup Department
| Carmen Fatum | ... | makeup artist |
Production Management
| Abderhamane Benkirane | ... | assistant production supervisor |
| Gérard Beytout | ... | unit production manager |
| René Demoulin | ... | production director / production manager |
| Pierre Gauchet | ... | general administrator |
| Colette Roy | ... | production secretary |
| Roger Scipion | ... | production supervisor |
Second Unit Director or Assistant Director
| Claude Bakka | ... | second assistant director |
| Lucio D'Attino | ... | second assistant director (as Lucio D'Attino-Cambronero) |
| Philippe Fourastié | ... | first assistant director |
| Mohamed Osfour | ... | second assistant director |
| Alexis Poliakoff | ... | second assistant director |
Sound Department
| Jean-Claude Marchetti | ... | sound mixer |
| Guy Odet | ... | sound engineer |
| Guy Villette | ... | sound mixer |
Camera and Electrical Department
| Paul Bonis | ... | assistant camera |
| André Dino | ... | still photographer |
| Claude Zidi | ... | camera operator |
Editorial Department
| Catherine Bernard | ... | trainee |
| Monique Fardoulis | ... | assistant editor |
Music Department
| Pierre Colombier | ... | jazz musician |
| André Girard | ... | conductor |
Script and Continuity Department
| Suzanne Faye | ... | continuity |
