| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Charlie Nelson | The young hitman | M1911A1 | Both suppressed and unsuppressed |
| Claude Brasseur | Martin Griffon | Colt Python | 4" barrel |
| Jacques Bondoux | Rambert's henchman | Colt Python | - |
| Jacques Bondoux | Rambert's henchman | Manurhin MR-73 | 4" barrel, fixed sights |
| Jacques Bondoux | Rambert's henchman | Mossberg 500 | - |
| Jean-Claude Brialy | Jean-François Rambert | Unidentified snub nose revolver | - |
| Robert Hirsch | Avram Kazavian | Pocket pistol | - |