Directed by
| Roger Capellani | ||
Writing Credits (in alphabetical order)
| Marcel Allain | ... | (novel) |
| Marcel Allain | ... | (screenplay) |
Cast
 |
Robert Ancelin | ... | Le détective amateur |
|
|
Lucien Arnaud | ... | Le policier professionnel |
| Lilian Constantini | |||
| Gaston Modot | |||
Produced by
| Stephen Greene | ... | producer |
| Paul Madeux | ... | producer |