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.

Lewis D. Collins

Director

Joseph Crehan

as Police Chief Dan Blair

Richard Hageman

Actor

Robert Barron

as Brock [Ch. 1] (uncredited)

Dimitri Tiomkin

Actor

Pamela Blake

as Shirley Clinton

Walden Boyle

as Mr. Skinner [Ch. 10] (uncredited)

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