
Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.

as Alan Armstrong / Jack Armstrong

as Eve Corby

as Admiral Corby

as The Mask

as Drake

as Captain Pierre Durand

as Captain Gerhardt

as Governor LeComte

as Col. Von Kohr

as Ritter Lazar

as Lawlor

as Crane

as Hayes

as Hauser

as Steve

as Train Porter (uncredited)

as Thornton (uncredited)

as Armored Car Driver (uncredited)

as Thornton (uncredited)