Alfred Hitchcock Director Ingrid Bergman Dr. Constance Peterson Actor Gregory Peck John Ballantine Actor Michael Chekhov Dr. Alexander Brulov Actor Leo G. Carroll Dr. Murchison Actor Rhonda Fleming Mary Carmichael Actor John Emery Dr. Fleurot Actor Norman Lloyd Mr. Garmes Actor Bill Goodwin House Detective Actor Steven Geray Dr. Graff Actor Donald Curtis Harry Actor Wallace Ford Stranger in Hotel Lobby Actor Art Baker Det. Lt. Cooley Actor Regis Toomey Sgt. Gillespie Actor Paul Harvey Dr. Hanish Actor Jean Acker Matron (uncredited) Actor Erskine Sanford Dr. Galt (uncredited) Actor Janet Scott Norma Cramer (uncredited) Actor Victor Kilian Sheriff (uncredited) Actor Dave Willock Bellboy (uncredited) Actor George Meader Hallett, railroad clerk (uncredited) Actor Matt Moore Policeman at train station Actor Irving Bacon Railway gateman (uncredited) Actor Addison Richards Police captain (uncredited) Actor Frances Beeding Writer Angus MacPhail Writer Ben Hecht Screenwriter David O. Selznick Producer Miklós Rózsa Original Music George Barnes Cinematographer James Basevi Art Director Howard Greer Costume Design