| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Alain Delon | Commissaire Edouard Coleman | Smith & Wesson Model 15 Snub | - |
| Alain Delon | Commissaire Edouard Coleman | M1911 | - |
| André Pousse | Marc Albouis | Gevarm Type D4 | - |
| Catherine Deneuve | Cathy | Smith & Wesson Model 15 Snub | - |
| Michael Conrad | Louis Costa | M1911 | - |
| Park Byung-eun | Seung-chan | Smith & Wesson Model 66 | Snub Nose |
| Riccardo Cucciolla | Paul Weber | Smith & Wesson Model 36 | - |
| Richard Crenna | Simon | M1911 | - |
| Richard Crenna | Simon | Gevarm Type D4 | With 32-round magazine and shoulder strap |