Release Date: 1916-08-21
Overview: In attempting to develop a chemical which would make a person super-intelligent, Dr. Montrose fails and the subjects of his experiments metamorphose into hideous monsters who band together and prey on humans. With the police stymied, a young detective attempts to track down the leader of the group of killers, known only to have a small crimson stain in one eye.
Rating: 0 / 10
Maurice Costello
as Harold Stanley
Ethel Grandin
as Florence Montrose
Thomas J. McGrane
as Dr. Burton Montrose
Olga Olonova
as Vanya Tosca
William Cavanaugh
as Doctor's Assistant
T. Hayes Hunter - Director
Albert Payson Terhune - Writer
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