Action ·Mystery · United States of America · 1946 · 3h 47m

The Mysterious Mr. M

Synopsis

An evil scientist known as "Mr. M." uses a drug he has developed called "hypnotreme" to help steal submarine equipment. Federal agent Grant Farrell is dispatched to find the mysterious villain and stop his nefarious plans.

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Vernon Keays directed The Mysterious Mr. M. Explore their complete filmography and the collaborators who shaped their vision.

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