Rudolph Maté Director Robert Mitchum Russ Lambert Actor Linda Darnell Clare Shepperd, alias Clare Sinclair Actor Jack Palance Cappy Gordon Actor Sandro Giglio Cable Car Conductor Actor Rodolfo Hoyos Jr. Vasco, murderous husband Actor Reginald Sheffield Mr. Woburn, English tourist Actor Margaret Brewster Mrs. Woburn, English tourist Actor Roy Roberts Charley Malloy Actor Salvador Baguez Officer Hernandez Actor Maurice Jara Fernando, groom Actor Judy Walsh Maria, bride Actor Dan Seymour Felipe Actor Fortunio Bonanova Mandy, hotel owner Actor Milburn Stone Edward Dawson Actor Abel Fernandez Rivera, the fighter Actor Michael Tolan Antonio (worker on top of cable car) (uncredited) Actor Martin Garralaga Don Pascual, man with phone Actor Sydney Boehm Writer D.M. Marshman Jr. Writer Oscar Millard Writer Robert Presnell Sr. Writer Sam Wiesenthal Producer Howard Hughes Producer Edmund Grainger Executive Producer William E. Snyder Cinematographer Robert Ford Film Editing Albrecht Joseph Film Editing Roy Webb Original Music Carroll Clark Art Director Albert D'Agostino Art Director F. Keogh Gleason Set Decoration Darrell Silvera Set Decoration