Joan Harrison (screenwriter) the film "Jamaica Inn" (1939) based on the novel by Daphne du Maurier. When Hitchcock moved to Hollywood in March 1939 to begin his contract with David O. Selznick to direct films, Harrison went with him as an assistant and writer. She continued contributing to the screenplays for Hitchcock's films "Rebecca" (1940), also adapted from a du Maurier novel, "Foreign Correspondent" (1940), "Suspicion" (1941), and "Saboteur" (1942). She was also credited as one of the screenwriters for "Dark Waters" (1944). Harrison was an uncredited screenwriter for "Ride the Pink Horse" (1947) and "Your Witness" (1950). She became a film producer
Alfred Hitchcock Alfred Hitchcock Sir Alfred Joseph Hitchcock (13 August 1899 – 29 April 1980) was an English film director and producer, widely regarded as one of the most influential filmmakers in the history of cinema. Known as "the Master of Suspense", he directed over 50 feature films in a career spanning six decades, becoming as well known as any of his actors thanks to his many interviews, his cameo roles in most of his films, and his hosting and producing of the television anthology "Alfred Hitchcock Presents" (1955–1965). Born in Leytonstone, Essex, Hitchcock entered the film industry in 1919 as a