Directed by
| Félix Gandéra | ... | (as Jacques Vitry) |
Writing Credits (in alphabetical order)
| Paul Darcy | ... | (screenplay) |
| Félix Gandéra | ... | (dialogue) |
Cast (in credits order)
| Marie Déa | ... | Hélène | |
| Jean-Max | ... | Maurice Arvers | |
| Alice Field | ... | Anna | |
| Jean Servais | ... | François Carré | |
| Raoul Marco | ... | X27 | |
 |
Camille Bert | ... | Burcq |
| René Bergeron | ... | Spani | |
| Rest of cast listed alphabetically: | |||
| Jacques Berlioz | |||
|
|
Rivers Cadet | ||
| Georges Douking | ... | (as Douking) | |
|
|
Roger Hédouin | ... | Le détective |
| Alexandre Mihalesco | ... | Mathias | |
| Georges Paulais | ... | L'inspecteur | |
|
|
André Robert | ||
|
|
Michel Salina | ||
|
|
Yvonne Scheffer | ... | L'infirmière |
| Jacques Varennes | ... | Le préfet de police | |
Music by
| Maurice Bellecour | ||
Cinematography by
| Nicolas Hayer | ||
Editing by
| André Roanne | ||
Production Design by
| Émile Duquesne | ||
Production Management
| Jean Mugeli | ... | production manager |
Second Unit Director or Assistant Director
| André Roanne | ... | assistant director |
Sound Department
| Jacques Hawadier | ... | sound |