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!
as Carter Holmes
as Ruth Stanhope
as Sandy MacNab
as Dr. Reid Stanhope
as Omar
as Mlle. Zora Ruharde
as Wang
as Raoul Bornay
as Aboul Shabistari
as Borno - The Ape Man
as Henchman