
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.

Ethel Barrymore
Miriam Monroe

William B. Davidson
John Conrad

Harry Northrup
Albert Bernard (as Harry S. Northrup)

Frank Currier
Randolph Monroe


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June 18, 1917
50m
0.0
Edwin Carewe
Louis Wolheim
0

Rolfe Photoplays
N/A

William Black
Bradford Duncan

Cecil Owen
Eric Johansen

Frederick Truesdell
Prof. Poole (as Fred C. Truesdell)

Redfield Clarke
Maj. Gen. Foster (as Redfield Clark)

Rudolph De Cordova
Williams

W.M. Armstrong
Capt. Herbert
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