Sergeant Blake of the Northwest Mounted Police is sent to the border to break up a ring of smugglers who are bringing illegal Chinese immigrants into Canada. The ring is led by Ah Ming, a "half-breed" who goes by the name of Dr. Lawler. When Blake encounters Lawler, he is experimenting on a white mouse.

• DirectorBertram Bracken
• Release6 November 1921
• GenreDrama
• Duration0h 20m
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• Productions

  Selig-Rork Productions