The Secret of 421 (1938) — Cast
Cast
| Walter Ruffax | Huberto |
| Jean Darwels | Sidi |
| Guy Favières | Commissaire Gibert |
| André Duhamel | Johnny Mo |
| Edouard Bréville | Louis Gara |
| Zizi Festerat | L'agent municipal |
| Line Dariel | Zulma |
| Paul Robert | Foulard |
| LĂ©opold Simons | Alphonse Marceau |
| Ludy Sambi | Olga |
| Suzanne Christy | Elise Dunstan |
| Raymond Vazelli | Hégésippe Navet |
| Hélène Ourgel | Sidonie |
| Pradelle | Désiré |
Crew
| LĂ©opold Simons | Director |
| LĂ©opold Simons | Screenplay |