British International Pictures Ltd presents ; directed and adapted by Alfred Hitchcock ; produced by John Maxwell ; writers, Charles Bennett and Alfred Hitchcock
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
A production of the Selznick Studio ; produced by David O. Selznick ; screenplay by Robert E. Sherwood and Joan Harrison ; adaptation by Philip MacDonald and Michael Hogan ; directed by Alfred Hitchcock