The Mysterious Mr. M
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.
Edmund MacDonaldas Anthony WaldronPamela Blakeas Shirley ClintonDanny Mortonas Derek LamontVirginia Brissacas Cornelia WaldronJoseph Crehanas Dan BlairJack Ingramas William ShragDennis Mooreas Agent Grant FarrellRichard Martinas Detective Lt. Kirby WalshByron Foulgeras WetherbyJane Randolphas Marina LamontWilliam Chingas Jim FarrellJoe Haworthas DonningerPatricia Alphinas Ms. Buckley