Philip Hannon, a blind playwright living in London, overhears part of a conversation , that leads him into a desperate race, to find a kidnapped child. When he gets no help from the police, he along with his butler, and his ex fiancée, attempt to track down the crooks.
A charming psychopath tries to coerce a tennis star into his theory that two strangers can commit the perfect crime by exchanging murders—each killing the other’s most-hated person.
War hero Danny Haley fleeces out-of-town dupes in a rigged poker game. He and his pals see Arthur Winant as an easy mark, but they've reckoned without Winant's homicidal brother, who wants revenge after Arthur commits suicide.