| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alain Delon | Crew | Production | Producer |
 Claude Bolling | Crew | Sound | Original Music Composer |
 François de Lamothe | Crew | Art | Production Design |
 Henri Lanoë | Crew | Editing | Editor |
 Jacques Deray | Crew | Directing | Director, Writer |
 Jacques Fonteray | Crew | Costume & Make-Up | Costume Design |
Jean Labussière | Crew | Sound | Sound |
 Pascal Jardin | Crew | Writing | Writer |
Jean-Jacques Tarbès | Crew | Camera | Director of Photography |
 Adolfo Lastretti | Cast | Actor | Luciano |
Alain Delon | Cast | Actor | Roch Siffredi |
 André Falcon | Cast | Actor | Inspector Cazenave |
 Anton Diffring | Cast | Actor | German |
 Bruno Balp | Cast | Actor | Spectator of the Alcazar |
 Catherine Rouvel | Cast | Actress | Lola |
 Claudine Auger | Cast | Actress | Passenger on the liner (uncredited) |
 Daniel Ivernel | Cast | Actor | Inspector Fanti |
 Djelloul Beghoura | Cast | Actor | Lucien |
 Gabriella Farinon | Cast | Actress | (uncredited) |
 Greg Germain | Cast | Actor | Le 'Nègre' |
 Günter Meisner | Cast | Actor | Doctor |
 Günter Spörrle | Cast | Actor | Giuliano (uncredited) |
 Henri Attal | Cast | Actor | Guard at the asylum (uncredited) |
 Jacques Debary | Cast | Actor | Prefect |
 Jacques Pisias | Cast | Actor | Man of Sam (uncredited) |
 Janine Souchon | Cast | Actress | Nun at the asylum (uncredited) |
 Jean Abeillé | Cast | Actor | (uncredited) |
 Joëlle Bernard | Cast | Actress | Madam (uncredited) |
 Laure Moutoussamy | Cast | Actress | Prostitute (uncredited) |
 Lionel Vitrant | Cast | Actor | Fernand |
 Marc Eyraud | Cast | Actor | Chief medical officer of the asylum (uncredited) |
 Marcel Gassouk | Cast | Actor | Card player (uncredited) |
 Marie Marczack | Cast | Actress | Employee of the Alcazar (uncredited) |
 Marius Laurey | Cast | Actor | Inspector Teissère |
 Maurice Auzel | Cast | Actor | Policeman / Man of Sam (uncredited) |
 Philippe Castelli | Cast | Actor | Hairdresser (uncredited) |
 Pierre Koulak | Cast | Actor | Spada |
 Reinhard Kolldehoff | Cast | Actor | Sam |
 Riccardo Cucciolla | Cast | Actor | Volpone |
 Roger Lumont | Cast | Actor | Boss of the bar de la Marine (uncredited) |
 Serge Davri | Cast | Actor | Charlie |
 Sylvain Lévignac | Cast | Actor | Doorman (uncredited) |
 Yvan Chiffre | Cast | Actor | |
 Mireille Darc | Cast | Actress | Prostitute in the street (uncredited) |
| Person | Type | Job | Role(s) |
