| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Giancarlo Giannini | Nicola Sanmichele | Smith & Wesson Safety Hammerless | - |
| Giancarlo Giannini | Nicola Sanmichele | Beretta M1934 | - |
| Marcello Mastroianni | Rosario Maria Spallone | 12 Gauge Double Barreled Shotgun | - |
| Marcello Mastroianni | Rosario Maria Spallone | Beretta M1951 | - |
| Mario Scarpetta | Tonino | 12 Gauge Double Barreled Shotgun | - |
| Sophia Loren | Conchita Paterno | 12 Gauge Double Barreled Shotgun | - |
| Sophia Loren | Conchita Paterno | Unidentified revolver | - |
| Sophia Loren | Conchita Paterno | Beretta M1951 | - |
| Turi Ferro | Vito Acicatena | Beretta M1951 | - |
| Turi Ferro | Vito Acicatena | Beretta M1934 | - |
| Turi Ferro | Vito Acicatena | 12 Gauge Double Barreled Shotgun | - |