Paramount ; an Academy Pictures A.G. production ; a Sam Spiegel-Elia Kazan film ; directed by Elia Kazan ; produced by Sam Spiegel ; screenplay by Harold Pinter
a Universal picture ; Frank Lloyd Productions, Inc. ; original screen play, Peter Viertel, Joan Harrison, Dorothy Parker ; associate producer, Jack H. Skirball ; directed by Alfred Hitchcock
DSG Productions and Bal-Maiden Films ; produced in association with KQED Public Television ; producer, director, camera, Amie Williams ; produced by Tony Silver