| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Denzel Washington | Robert McCall | Springfield Armory XD | - |
| Denzel Washington | Robert McCall | Glock 17 | - |
| Denzel Washington | Robert McCall | Sa vz. 61 Skorpion | - |
| David Harbour | Frank Masters | Colt Detective Special | 3rd Generation |
| David Harbour | Frank Masters | Glock 19 | - |
| Dennis Keiffer | Teddy's henchman | Glock 19 | - |
| Johnny Messner | P&E Worker | Micro Uzi | - |
| Marton Csokas | Teddy | Heckler & Koch MP5A3 | With railed handguard, suppressor, RIS foregrip, and M68 Aimpoint red dot scope |
| Robert Wahlberg | Det. Harris | Glock 17 | - |
| Sala Baker | Teddy's henchman | Heckler & Koch UMP45 | w/suppressor and sight |
| Tait Fletcher | Teddy's henchman | Heckler & Koch HK416 | w/suppressor, AN/PVS-14 night sight, Aimpoint red dot sight, Magpul CTR stock and tactical light |