Robert Stevens Director Rory Calhoun Frank Harper Actor Mary Costa Kay Actor James Gregory Flood Actor Robert H. Harris Zimmer Actor Roxanne Arlen Doll Actor Corey Allen Roy Actor Paul Picerni Harry Actor Patrick McVey Sam Loxley Actor Martin Berkeley Screenwriter Howard Pine Producer William C. Thomas Producer Lionel Lindon Cinematographer George A. Gittens Film Editing Albert Glasser Original Music Frank Paul Sylos Art Director Alfred Kegerris Set Decoration