In London, a serial killer known as The Avenger preys on young blondes. Meanwhile, mysterious Jonathan Drew arrives at the Bounting's boarding house looking for a room to rent. This is Hitchcock's third film, and his first suspense. A restoration by the BFI National Archive in association with ITV Studios Global Entertainment, Network Releasing and Park Circus Films. Principal restoration funding provided by The Hollywood Foreign Press Association and The Film Foundation, and Simon W Hessel. Additional funding provided by British Board of Film Classification, Deluxe 142, Shivendra Singh Dungarpur, and Ian & Beth Mill.