Fine WWII farce from Ealing Studios stars comic Will Hay in dual roles as an English schoolteacher and his look-alike, a captured German agent. The British Hay is sent behind enemy lines, posing as his doppelganger, and must instruct would-be Nazi spies while searching for a top-secret bomb. With Charles Hawtrey, Julien Mitchell, and Peter Ustinov. 75 min. Standard; Soundtrack: English.