The film tells the story of a Scotland Yard undercover detective, on the trail of a saboteur who is part of a plot to set off a bomb in London.
In Inglourious BasterdsEdit
The clip in which the bus conductor tries to prevent Stevie from boarding with the film cans, to indicate the flammable nature of early nitrate film reels, comes from this film.
- The main themes of the film (saboteur, bomb, detective) are also the main themes of Chapter Five.
- Rod Taylor, who played Winston Churchill in Inglourious Basterds, appeared in one of Hitchcock's films, The Birds (1963).