Murder! (1930 film) names of the two principal characters. The portrayal of the character Sir John Mernier was loosely based on that of the actor Gerald du Maurier, who was a friend of Hitchcock. Hitchcock later adapted three novels written by du Maurier's daughter Daphne du Maurier: "Jamaica Inn", "Rebecca" and "The Birds". Hitchcock makes his cameo appearance in the film as a man walking past the murder victim's house. The film's sets were designed by the art director John Mead. The German language version of the film, "Mary", was shot simultaneously on the same set with German speaking actors. Miles Mander reprised
Daphne du Maurier whose bohemian artist son-in-law falls for her. The central character of Stella was originally based on Ellen Doubleday, the prominent wife of a United States book publisher. It imagined what Ellen might have been in an English setting and in different circumstances. Again directed by Irene Hentschel, it opened at the Aldwych Theatre on 15 December 1948 with Gertrude Lawrence as Stella. It closed in August 1949 after 267 performances. She was known as Daphne du Maurier from 1907 to 1932, when she married Frederick Browning. Still writing as Daphne du Maurier (1932–46), she was otherwise titled Lady Browning; Daphne