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
Rule Britannia (novel) the Darlings. But du Maurier also put more of her own character into Mad than she realised. Westland suggested that du Maurier's motive in writing the book was to explore her own feelings about the Britain that her grandchildren would inherit. She hated the superior attitude of London, and the crass interventions from up-country. In the novel she tried to give Cornwall back to the Cornish and let them defend their own land. Rule Britannia (novel) Rule Britannia is Daphne du Maurier's last novel, published in 1972 by Victor Gollancz. The novel is set in a fictional near future in