Plotters Gamble Death for Anti-Aircraft Secrets!
Two American-army officers are working on a new type of machine-gun for anti-aircraft warfare, when one of them is murdered. The other vows to get the spies that are after the invention and avenge his friend's death.
Director: Joseph H. Lewis
Director of Photography: Harry Neumann
Screenplay: George Waggner
Story: Francis Van Wyck Mason