Frenzy actual London serial murder cases: the Christie murders in the early 1950s, and the Jack the Ripper murders in 1888. Barry Foster has said that, in order to prepare for his role, he was asked by Hitchcock to study two books about Neville Heath, an English serial killer who would often pass himself off as an officer in the RAF. "Frenzy" was the third and final film that Hitchcock made in Britain after he moved to Hollywood in 1939. The other two were "Under Capricorn" in 1949 and "Stage Fright" in 1950 (although there were some interior and exterior scenes
Alfred Hitchcock by his mother for insisting that shadowy, murderous men are after him. In "The Birds" (1963), the Rod Taylor character, an innocent man, finds his world under attack by vicious birds, and struggles to free himself from a clinging mother (Jessica Tandy). The killer in "Frenzy" (1972) has a loathing of women but idolises his mother. The villain Bruno in "Strangers on a Train" hates his father, but has an incredibly close relationship with his mother (played by Marion Lorne). Sebastian (Claude Rains) in "Notorious" has a clearly conflicting relationship with his mother, who is (rightly) suspicious of his new