Miriam Monroe and John Conrad are two young scientific workers who, independently of each other, have discovered a chemical called exonite. Miriam...

Unknown to Judith Ralston, her brother Budd and his wife Vera are counterfeiters. In order to escape Fayban, a secret service agent, they leave...

French Secret Service agent and boxer Henri D'Alour uncovers a plot to con the government out of millions of francs in its purchase of machinery.