

The Mysterious Mr. M
1000 startling adventures! 1000 weird sensations!
3.8(2 votes)
1946
3h 47m
Action
Mystery
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.
Production
Universal Pictures