Lee Marvin as Major John Reisman
Ernest Borgnine as General Worden
Charles Bronson as Joseph T. Wladislaw
Jim Brown as Robert T. Jefferson
John Cassavetes as Victor R. Franko
Richard Jaeckel as Sergeant Bowren
George Kennedy as Major Max Armbruster
Trini López as Pedro Jiminez
Ralph Meeker as Captain Stuart Kinder
Robert Ryan as Col. Everett Dasher Breed
Telly Savalas as Archer J. Maggott
Donald Sutherland as Vernon L. Pinkley
Clint Walker as Samson Posey
Robert Webber as General Denton
Tom Busby as Milo Vladek
Ben Carruthers as Glenn S. Gilpin
Stuart Cooper as Roscoe Lever
Robert Phillips as Corporal Morgan
Colin Maitland as Seth K. Sawyer
Al Mancini as Tassos R. Bravos
Music by the great Kevin MacLeod