- Lee Marvin
- Maj. John Reisman
- Ernest Borgnine
- Maj. Gen. Worden
- Charles Bronson
- Joseph T. Wladislaw
- Jim Brown
- Robert T. Jefferson
- John Cassavetes
- Victor Franko
- Richard Jaeckel
- Sgt. Clyde Bowren
- George Kennedy
- Maj. Max Armbruster
- Trini Lopez
- Pedro Jiminez
- Ralph Meeker
- Capt. Stuart Kinder
- Robert Ryan
- Col. Everett Dasher Breed
- Telly Savalas
- Archer J. Maggott
- Donald Sutherland
- Vernon L. Pinkley
- Clint Walker
- Samson Posey
- Robert Webber
- Brig. Gen. Denton
- Tom Busby
- Milo Vladek
- Ben Carruthers
- Glenn Gilpin
- Stuart Cooper
- Roscoe Lever
- Robert Phillips
- Corporal Morgan
- Colin Maitland
- Seth Sawyer
- Al Mancini
- Tassos Bravos
- George Roubicek
- Pvt. Arthur James Gardner
- Thick Wilson
- General Worden's Aide
- Dora Reisser
- German Officer's Girl
- Robert Aldrich
- Director
- E.M. Nathanson
- Writer
- Nunnally Johnson
- Writer
- Lukas Heller
- Writer
- Kenneth Hyman
- Producer
- Raymond Anzarut
- Associate Producer
- Frank De Vol
- Original Music
- Edward Scaife
- Cinematographer
- Michael Luciano
- Film Editing
- William Hutchinson
- Art Director
- Ernest Gasser
- Makeup Artist
- Wally Schneiderman
- Makeup Artist
- Julian Mackintosh
- Unit Production Manager
- Bert Batt
- Assistant Director
