| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Alain Delon | Jean Laurier a.k.a. "Scorpio" | M1911A1 | - |
| Alain Delon | Jean Laurier a.k.a. "Scorpio" | M1 Carbine | With sniper scope |
| Burt Lancaster | Cross | Colt Detective Special | 1st Gen model with Round Butt grips |
| James Sikking | Harris | Colt Detective Special | . |
| Joanne Linville | Sarah | Colt Official Police | - |
| Paul Scofield | Zharkov | Walther P38 | . |