The Silent Battle is a 1939 British thriller film directed by Herbert Mason and produced by Anthony Havelock-Allan for Pinebrook Studios.
The cast includes Rex Harrison, Valerie Hobson and John Loder.
The Silent Battle was released to cinemas in the United Kingdom in March 1939.
TV Guide wrote, "competent prewar spy drama with a fairly talented cast, but it doesn't pack the action or suspense of the great espionage drama Night Train to Munich (1940), also starring Harrison.
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