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 "Trilby". Her elder sister, Angela du Maurier, also became a writer, and her younger sister Jeanne was a painter. Du Maurier's family connections helped her establish her literary career, and she published some of her early work in Beaumont's "Bystander" magazine. Her first novel, "The Loving Spirit," was published in 1931. Du Maurier was also a cousin of the Llewelyn Davies boys, who served as J. M. Barrie's inspiration for the characters in the play "Peter Pan, or The Boy Who Wouldn't Grow Up". As a young child, Du Maurier met many prominent theatre actors, thanks to the celebrity of