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)
