| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Angel David | Newberry | CAR-15 | - |
| Boyd Kestner | Wickwire | Heckler & Koch MP5SD | - |
| David Vadim | Cortez | AR-15/SP1 | - |
| David Vadim | Cortez | M60 | - |
| David Warshofsky | Instructor Johns | M60 | - |
| Demi Moore | Jordan O'Neill | AR-15/SP1 | - |
| Demi Moore | Jordan O'Neill | M203 grenade launcher | - |
| Demi Moore | Jordan O'Neill | M60 machine gun | - |
| Harry Humphries | Warrant Officer Fenton - SEAL Instructor | XM177 | mockup |
| James Caviezel | Slovnik | AR-15/SP1 | - |
| James Caviezel | Slovnik | M18A1 Claymore | - |
| Morris Chestnut | McCool | AR-15/SP1 | - |
| Rick Cramer | Scorpion Leader | M16A1 | A2 handguards. |
| Viggo Mortensen | Master Chief Urgayle | Heckler & Koch HK91 | modified to resemble the SR9 |
| Viggo Mortensen | Master Chief Urgayle | SVD Dragunov | - |
| Viggo Mortensen | Master Chief Urgayle | CAR-15 | - |