Hidden Enemy

(1940)

63 minutes

Drama  / Mystery 

Directed by Howard Bretherton
 
Cast:
 
Warren Hull as Bill MacGregor
Kay Linaker as Sonya Manning
William von Brinken as Professor Werner
George Cleveland as John MacGregor
Fern Emmett as Aunt Mary
Edward Keane as Editor
William Castello as Eric Bowman
John Sheehan as Marden
Herbert Corthell as Pete
Vince Rush as Gruen
Hans Wollenberger as Mueller

A scientist develops a new metal alloy that is stronger than steel yet lighter than aluminum. Soon after, spies are hanging around, trying to steal the formula.