The female leader of an international crime ring steals a valuable artifact that can give her the power to control men's minds. Federal agents are dispatched to get it back and stop her evil plans.
Director: Fred C. Brannon
Kirk Alyn
Inspector David Worth
Rosemary La Planche
Laura Keith
Roy Barcroft
Spade Gordon
Carol Forman
Nila
James Dale
Agent Steve Evans
Bruce Edwards
Prof. Paul Williams [Chs. 1-6]
James Craven
Prof. James Clayton [Chs. 1, 10-12]
Dave Anderson
Porter [Ch. 9]
Drums of Fu Manchu
Flash Gordon
The Shielding Shadow
The Girl and the Game
Daughter of Don Q
The Adventure of the Torture Cage
The Red Glove
The Black Secret
The Valley of Vanishing Men
The Adventures of Smilin' Jack
Mysterious Island
Mysterious Doctor Satan
