Carter Holmes, master criminologist, must help the oft-kidnapped Ruth Stanhope to find the 9 daggers that will unlock the secret of the cursed Devil's Trademark!

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Main Cast: Ben F. Wilson, Neva Gerber, William Dyer, Howard Crampton, William A. Carroll, Marie Pavis, Al Ernest Garcia, Harry Archer, C.M. Williams, John George

Director: Duke Worne

Writer: J. Grubb Alexander

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Cinematographer:

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