Men and women of Marine Platoon 3015 are followed through their 13-week boot camp at Parris Island, S.C. Truckee: Scott Bairstow. Maddox: Vicellous Reon Shannon. Exler: Bianca Kajlich. Russell: Steve Burton. Cepeda: Michael Pena. Kosegin: Alex Burns. Velez: Tammy Townsend. Garza: Greg Serano. Sergeant Brinkopf: Keith David. Sergeant Fante: Freddie Joe Farnsworth. Sergeant Martin: Joseph Latimore. Sergeant Hovis: Saundra Quartermain.