Clint Eastwood
Marsha Mason
Everett McGill
Moses Gunn
Eileen Heckart
Bo Svenson
Boyd Gaines
Mario Van Peebles
Arlen Dean Snyder
Vincent Irizarry

Clint Eastwood as Gunnery Sgt. Tom 'Gunny' Highway
Marsha Mason as Aggie
Everett McGill as Major Malcolm A. Powers
Moses Gunn as Staff Sergeant Webster
Eileen Heckart as Little Mary
Bo Svenson as Roy Jennings, Palace Bar Owner
Boyd Gaines as Lieutenant M.R. Ring
Mario Van Peebles as Corporal 'Stitch' Jones
Arlen Dean Snyder as Sergeant Major Choozoo
Vincent Irizarry as Lance Corporal Fragatti
Ramón Franco as Aponte (as Ramon Franco)
Tom Villard as Profile
Mike Gomez as Quinones
Rodney Hill as Collins
Peter Koch as Swede Johanson