Johnny Catcher

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.

A British Sanitary Engineer, goes on holiday with a set of plans for a new secret weapon which he has mistaken for his new plumbing invention. Everyone is hunting for him, including the Russians. The Russians find him and offer him a job in the Kremlin doing research (on plumbing he believes). He accepts, arrives in Russia and falls in love with Tania, a secret agent. And then discovers the true nature of the plans he is carrying...

A sergeant returns from war to his contemptible fiancée, intending to reconcile with her against all odds. But he falls in love with a charming new lodger instead.