The Range Busters investigate sabotage at a mining community and uncover a gang of Nazi spies.
Ray Corrigan
as Crash Corrigan
Dennis Moore
as Denny Moore
Max Terhune
as Alibi Terhune
Evelyn Finley
as Joan Cameron
Johnny Bond
as Deputy Slim
Budd Buster
as William Werner
John Merton
as Henchman Larry Fraser
Frank Ellis
as Henchman Mario
Steve Clark
as Dan Bartlett
Edna Bennett
as Katie Werner
Bud Osborne
as Henchman Hans
George Chesebro
as Henchman Fred
