The Mysterious Mr. M
“1000 startling adventures! 1000 weird sensations!”
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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Cast
13 people
Vernon Keays Director · Lewis D. Collins Director Barry Shipman Screenplay
United States release July 23, 1946 · Produced in United States
Production
Universal Pictures
Production · Studio
United States
Produced in
Languages
Original language
English
Spoken on screen
English
Release dates
United States · July 23, 1946
Theatrical
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Some details come from TheTVDB.