Miriam Monroe and John Conrad are two young scientific workers who, independently of each other, have discovered a chemical called exonite. Miriam discovered it while searching for a cure for cancer, while Conrad used it as a basis for a powerful explosive.

Genres

Cast

Ethel Barrymore

Miriam Monroe

William B. Davidson

John Conrad

Harry Northrup

Albert Bernard (as Harry S. Northrup)

Frank Currier

Randolph Monroe

Frederick Truesdell

Prof. Poole (as Fred C. Truesdell)