Allied spies and Nazi Agents insinuate themselves at a Scottish cottage (converted to a wartime hospital) with interests on an inventor's nearly perfected bomb sight.
DIRECTOR
CAST
Leslie Banks
John Barrington
Jeanne De Casalis
Mrs. Barrington
Carla Lehmann
Helen Barrington (as Carla Lehman)
Alastair Sim
Charles Dimble
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Not specified
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