Charlton Heston

as Ramon Miguel Vargas

Janet Leigh

as Susan 'Susie' Vargas

Orson Welles

as Police Captain Hank Quinlan

Joseph Calleia

as Police Sergeant Pete Menzies

Akim Tamiroff

as 'Uncle' Joe Grandi

Joanna Moore

as Marcia Linnekar

Ray Collins

as District Attorney Adair

Dennis Weaver

as Mirador Motel Night Manager