Baxter, an American writer in London, is prodded by mistress Shelley to rob her husband, a fence for stolen jewelry. The robbery is successful but the victim is later found dead and a blackmailer threatens Baxter. He decides to turn himself in to the police, then learns that the whole
thing has been a plot between Shelley and Mayne, the victim's partner. This is an unbelievable crime drama with another of those American-actor leads British B movies seem so fond of.