Paul Lamiani, a wizened mobster, is asked to return to duty following the disappearance of secret documents of extreme importance. It is assumed that they are in the hands of a friend of Paul. But the case becomes even more delicate when Lamiani's son is kidnapped.
| Directing | Maurice Labro | Director |
| Crew | Pierre Petit | Cinematography |
| Sound | Georges van Parys | Music |
| Production | François Chavane | Producer |