When a flower girl is kidnapped by a deranged White Russian, to impersonate the missing Princess Anastasia Romanoff while under his hypnotic spell, the French police attempt to solve the case with forensic method and the aide of a gentleman thief.
Is Secrets of the French Police on Netflix? Unfortunately the movie Secrets of the French Police is not yet available on Netflix.
| Directing | A. Edward Sutherland | Director |
| Writing | Samuel Ornitz | Screenplay |
| Writing | Ashton Wolfe | Writer |
| Writing | Robert Tasker | Screenplay |
| Production | David O. Selznick | Executive Producer |
| Camera | Alfred Gilks | Director of Photography |
| Art | Carroll Clark | Art Direction |
| Sound | Max Steiner | Music Director |
| Sound | George D. Ellis | Sound Recordist |
| Editing | Arthur Roberts | Editor |
| Directing | Jo Van Ronkel | Assistant Director |
| Camera | Harry J. Wild | Camera Operator |
| Camera | Joseph F. Biroc | Assistant Camera |
| Camera | Harold E. Wellman | Assistant Camera |
| Camera | James Daly | Assistant Camera |
| Production | Fred Schuessler | Casting Director |
| Production | Dick Stockton | Casting Assistant |
| Camera | Eddie Croninworth | Still Photographer |
