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.
Rank what matters in The Mysterious Mr. M (1946) — scenes, quotes, and characters from this title.
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Edmund MacDonald
Anthony Waldron
