| George Clooney (Maj. Archie Gates) | Mark Wahlberg (Sfc. Troy Barlow) | Ice Cube (SSgt. Chief Elgin) |
| Spike Jonze (Pfc. Conrad Vig) | Cliff Curtis (Amir Abdullah) | Nora Dunn (Adriana Cruz) |
| Jamie Kennedy (PV2 Walter Wogaman) | Saïd Taghmaoui (Capt. Said) | Mykelti Williamson (Col. Ron Horn) |
| Holt McCallany (Capt. Doug Van Meter) | Judy Greer (Cathy Daitch) | Christopher Lohr (Teebaux) |
| Jon Sklaroff (Paco) | Liz Stauber (Debbie Barlow, Troy's Wife) | Marsha Horan (Amir's Wife) |
| Alia Shawkat (Amir's Daughter) | Jabir Algarawi (Hairdressing Twin #1) | Ghanem Algarawi (Hairdressing Twin #2) |
| Bonnie Afsary (Western Dressed Village Woman) | Jacqueline Abi-Ad (Traditional Dressed Village Woman) | Fadil Al-Badri (Deserter Leader) |
| Al No'mani (Kaied) | Sayed Badreya (Iraqi Tank Major) | Magdi Rashwan (Iraqi Troop Carrier Major) |
| Alex Dodd (Iraqi First Kill Soldier) | Larry 'Tank' Jones (Berm. Soldier/Truck Driver) | Patrick O'Neal Jones (Berm. Soldier) |
| Shawn Pilot (Berm. Soldier) | Brett Bassett (Berm. Soldier) | Jim Gaffigan (Cut Troy's Cuff Soldier) |
