| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Dino Mattielli | A hitman | Beretta M1951 | - |
| Franco Nero | Carlo Antonelli | Beretta M1951 | - |
| Franco Nero | Carlo Antonelli | Winchester Model 1200 | With sawed-off stock and muzzle brake |
| Giancarlo Prete | Tommy | Beretta M1934 | - |
| Giancarlo Prete | Tommy | Winchester Model 1200 | Sawed-off stock, muzzle brake |
| Massimo Vanni | "Unibrow" | Beretta M1951 | - |
| Massimo Vanni | "Unibrow" | Sten Mk II | - |
| Nazzareno Zamperla | Beard | Colt Detective Special | 1st Gen model with Round Butt grips |
| Nazzareno Zamperla | Beard | Beretta M12 | With 32-round magazine and stock collapsed |
| Nazzareno Zamperla | Beard | CZ Redhead O/U shotguns | With sawed-off stock and barrel |
| Renzo Palmer | Police commissioneer | Beretta M12 | - |
| Romano Puppo | The gang leader | Smith & Wesson Military & Police | - |
| Romano Puppo | The gang leader | Colt M1911A1 | - |
| Romano Puppo | The gang leader | Thompson M1A1 | - |
| Romano Puppo | The gang leader | M1911 Replica | - |