The Greatest Power
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.
Top Billed 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)
