Robert Francis
— MSgt. John A. Rand
Dianne Foster
— Tanya Clayton
Brian Keith
— Cpl. Brady
E.G. Marshall
— Father Francis Dolan
Jack Kelly
— Slade
Keye Luke
— Comrade-Instructor Li Ching
Jerome Courtland
— Arkansas
Earle Hyman
— Doc Jackson, medic
Richard Loo
— Commandant Hsai Tung
Murray Matheson
— Comrade Clayton
King Donovan
— Pop
Joe Turkel
— P.O.W.
Dickie Jones
— Jackie
Pepe Hern
— Ramírez
Leo Gordon
— Pike
Weaver Levy
— Meatball
Robert Lynn
— U.S. Colonel
George Conrad
— P.O.W
Tony McCoy
— P.O.W. (uncredited)