THE MYSTERIOUS MR M
13 CHAPTER SERIAL
1946

PLOT:
Anthony Waldron intends to steal a new submarine invention from Dr. Kittridge while blaming a fictitious mastermind he calls "Mr. M." To further this plan, Waldron uses a mind control drug he has developed called "Hypnotreme." However, a mystery villain soon appears claiming to be the real Mr. M and giving Waldron orders. Meanwhile, federal agent Grant Farrell is dispatched to find the mysterious villain and stop his nefarious plans, teaming up with Kirby Walsh and Shirley Clinton to do so.

CAST:
Edmund MacDonald ... Anthony Waldron
Pamela Blake ... Shirley Clinton
Danny Morton ... Derek Lamont
Virginia Brissac ... Cornelia Waldron
Joseph Crehan ... Police Chief Dan Blair
Jack Ingram ... William Shrag, lead thug
Dennis Moore ... Agent Grant Farrell
Richard Martin ... Detective Lieutenant Kirby Walsh
Byron Foulger ... Wetherby / Mr. M
Jane Randolph ... Marina Lamont
William Ching ... Jim Farrell
Joe Haworth ... Donninger, a thug

CHAPTERS:
1. When Clocks Chime Death
2. Danger Downward
3. Flood of Flames
4. The Double Trap
5. Highway Execution
6. Heavier than Water
7. Strange Collision
8. When Friend Kills Friend
9. Parachute Peril
10. The Human Time-bomb
11. The Key to Murder
12. High-line Smash-up
13. The Real Mr. M

RUNNING TIME: 227 MIN