| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Alain Delon | Christian Morelli | Walther PP | - |
| Alain Delon | Christian Morelli | Smith & Wesson Model 10 | - |
| Alain Delon | Christian Morelli | Colt Python | - |
| Alain Delon | Christian Morelli | Winchester Model 70 | With sniper scope |
| Cirylle Spiga | The henchman | M1911A1 | - |
| Cirylle Spiga | The henchman | Remington 870 | - |
| Dany Kogan | Rosana | Smith & Wesson Model 10 | Snub nose |
| Franck-Olivier Bonnet | Silvio | Beretta M1951 | - |
| François Perrot | Cox | Baby Browning | - |
| Féodor Atkine | Borévitch | Ruger Security Six | - |
| Jacques Pisias | The henchman | MAS-36 | Sporterized |
| Jean-Jacques Scheffer | The elder terrorist | Browning Hi-Power | - |
| Jean-Jacques Scheffer | The elder terrorist | Walther PP | - |
| Jean-Louis Richard | Inspector Maubert | Colt Python | 4" barrel |
| Peter Bonke | The younger terrorist | SIG SG 543 | - |
| Philippe Lelièvre | Silvio's henchman | Browning Hi-Power | - |
| Philippe Lelièvre | Silvio's henchman | M1 Carbine | - |
| Étienne Chicot | Michel | MAB Model D | Suppressed |