- Keir Dullea
- Pvt. Doll
- Jack Warden
- First Sgt. Welsh
- James Philbrook
- Col. Tall
- Bob Kanter
- Fife
- Ray Daley
- Capt. Stone
- Merlyn Yordan
- Judy
- Kieron Moore
- Lt. Band
- Jim Gillen
- Capt. Gaff
- Charles Stalmaker
- (as Charles Stalnaker)
- Steve Rowland
- Mazzi
- Eddy King
- (as Edward King)
- Stephen Young
- Stack
- Mark Johnson
- Medic
- Thomas Entwhistle
- (as Thomas Entwistle)
- Russ Stoddard
- (as Russell Stoddard)
- Frank Koomen
- (as Frank Koomans)
- John Clarke
- (uncredited)
- Jason Fithian
- Pvt. Smalls
- Sol Marroquin
- Soldier in hero's platoon
- Beverly Rice
- (uncredited)
