Hidden Enemy is a 1940 American thriller film directed by Howard Bretherton and starring Warren Hull, Kay Linaker and Wilhelm von Brincken.
Synopsis
A newspaper reporter encounters a gang of German spies attempting to steal industrial secrets.
Cast
Warren Hull as Bill MacGregor
Kay Linaker as Sonia Manning
Wilhelm von Brincken as Professor Werner
George Cleveland as John MacGregor
Fern Emmett as Aunt Mary
Edward Keane as Newspaper Editor
Willy Castello as Eric Bowman
John Sheehan as Marden
Herbert Corthell as Pete
Vince Rush as Gruen
Tristram Coffin as Newspaper Reporter
I. Stanford Jolley as German Agent
Paul Newlan as German Agent
Hans Wollenberger as Mueller
References
Bibliography
McCarty, Clifford. Film Composers in America: A Filmography, 1911-1970. Oxford University Press, 2000.