An escaped murderer flees France to England, where he forces an ex-forger, now established as a reputable estate owner, and the forger's daughter who knew nothing of his past, to counterfeit 5-pound notes for mass distribution around the countryside.

Tom Masterick, a dock worker, is wrongfully convicted of a murder charge. His death sentence is commuted to a long prison term. When released as an old man, he vows to find the real killer.