Robert Ryan (Kapitän Don Craig), Pat O'Brien (Major Steve Lockhardt), Ruth Hussey (Ellen Foster), Frank McHugh (Sergeant Louis Leary), Barton MacLane (Sergeant Maguire), Richard Martin (Jimmy), Martha Vickers (Sally Parker), Russell Wade (Lt. Tony 'Junior' Hewitt), Edmund Glover (Pvt. Miller), Robert Anderson (Lt. Harrigan), Michael St. Angel (Lt. Sherwood), Patrick O'Moore (Australian Doctor - Field Hospital), Harry Brown (Cook), Steve Barclay (A Soldier), Tom Burton (Orderly), Patricia Cameron (Nurse), Gordon Carveth (Truck Driver), Cliff Clark (Maj. Gen. Rider, Guadalcanal Marine Commander), Harry Clay (Wounded Marine), Herbert Clifton (Waiter), James Conaty (Officer in Pub), James Damore (Marine), Robert Dane (Lieutenant), Frank Dawson (Minister), Don Dillaway (Marine), Richard Davies (Instructor), Chris Drake (Orderly), Jon Davison (Officer on Bridge)