When intruders interfere in the robbery of Le Mataf (Michel Constantin) and his gang and a girl is murdered, they are set up for blackmail by an underworld figure who wants them to do a job for him...
| Writing | Charles Slama | Screenplay |
| Directing | Serge Leroy | Director |
| Writing | Roberto Gianviti | Writer |
| Sound | Stelvio Cipriani | Original Music Composer |
| Camera | Edmond Séchan | Director of Photography |