Trivia: The shot of the loud, squawking bird was purposely placed by Orson Welles to make sure the audience was still awake.
Trivia: In Curt Siodmak's original script for the film, whether or not Lawrence Talbot really underwent a physical transformation to a werewolf or if the transformation simply occurred in his mind was left ambiguous. The Wolf Man was never to appear onscreen.
Trivia: Herbert Marshall, who played Bette Davis' husband, Horace Giddens, lost a leg in WWI and wore a prosthetic limb. When Horace is desperately attempting to get upstairs to get his heart medication (otherwise he will die), he briefly goes off camera and is replaced by a stunt double who attempts to crawl up the staircase.
Trivia: This film beat the soon-to-be classic "Citizen Kane" by winning the Oscar for "Best Picture" at the 1942 Academy Awards.
Trivia: When Timothy Mouse falls into a bucket of champagne, he emerges drunk and hiccups pink bubbles, which form a "Hidden Mickey."
Trivia: Alfred Hitchcock can be seen passing Robert Montgomery in front of his apartment building, as the camera pulls back.
Trivia: Joan Fontaine won a Best Actress Academy Award for her role as Lina McLaidlaw Asygarth in this film. This is the only Oscar-winning performance in an Alfred Hitchcock film.
Trivia: The names in the opening credits are written in "Elmer Fudd-ese"'; that is, written the way Elmer would say them.
Trivia: The first Tom and Jerry cartoon in which the characters are named.
Trivia: This was the first Warner Brothers cartoon in which Bugs Bunny was named.