A man in London tries to help a counterespionage agent. But when the agent is killed and the man stands accused, he must go on the run to both save himself and also stop a spy ring which is trying to steal top secret information.
Jack Beaver, Louis Levy
Robert Donat, Madeleine Carroll, Lucie Mannheim
Charles Bennett, Ian Hay
Derek N. Twist
"The Thirty-Nine Steps" (John Buchan)