Jerry Hopper Director Charlton Heston Harry Steele Actor Robert Young Stanley Moorehead Actor Nicole Maurey Elena Antonescu Actor Thomas Mitchell Ed Morgan Actor Glenda Farrell Mrs. Winston Actor Michael Pate Pachacutec Actor Leon Askin Anton Marcu Actor William Henry Phillip Lang Actor Kurt Katch Man with Rifle Actor Ranald MacDougall Screenwriter Sydney Boehm Screenwriter Mel Epstein Producer Lionel Lindon Cinematographer Eda Warren Film Editing David Buttolph Original Music Tambi Larsen Art Director Hal Pereira Art Director Sam Comer Set Decoration Frank R. McKelvy Set Decoration