A landlady suspects her new lodger is the madman killing women in London.
In London, he was a new serial killer, attacking at night in the young girl and leaving the crime scene scraps of paper with "The Avengers" signature. At that time, the entire town agog these events, in one of the houses there is a man with signs of breakdown and removes a room there. The owners of the house, their daughter Daisy and her boyfriend Joe, a police officer, investigating a series of murders, pay attention to the strange behavior of the new tenant ...
Director: Alfred Hitchcock
Writers: Marie Belloc Lowndes (from the novel by) (as Mrs. Belloc Lowndes), Eliot Stannard (scenario)
Stars: June, Ivor Novello, Marie Ault