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.

• DirectorVernon Keays
• Release23 July 1946
• Genre
  Action / Mystery
• Duration3h 47m
• Budget?
• Revenue?
• Rate
  

  3.8
  2 reviews
• Productions

  Universal Pictures