| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Fernand Berset | The Cat's henchman | MP40 | - |
| Henri Lambert | La Quille | Walther P38 | - |
| Henri Lambert | La Quille | Astra 400 pistol | - |
| Jacques Seiler | Albert | Walther P38 | - |
| Jacques Seiler | Albert | Walther LP-53 | - |
| Lutz Gabor | Fernand | MAS-38 | - |
| Paul Hubschmid | The Cat | Browning Hi-Power | P-35 model |
| Paul Hubschmid | The Cat | Walther LP-53 | - |
| Paul Meurisse | Léopold | Astra 400 pistol | - |
| Paul Meurisse | Léopold | Beretta Model 38/44 | Only during the credits |