The Crimson Stain Mystery

Plot Summary

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.

Top Cast

Maurice Costello Harold Stanley

Ethel Grandin Florence Montrose

Thomas J. McGrane Dr. Burton Montrose

Olga Olonova Vanya Tosca

William Cavanaugh Doctor's Assistant