The Mysterious Mr. M (1946)

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.

Directed by: Vernon Keays, Lewis D. Collins

Starring: Edmund MacDonald, Pamela Blake, Danny Morton, Virginia Brissac, Joseph Crehan, Jack Ingram

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Title: The Mysterious Mr. M (1946)
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