Knock Three-One-Two

1. The Twisted Image1960-09-13 2. Child's Play1960-09-20 3. Worse Than Murder1960-09-27 4. The Mark of the Hand1960-10-04 5. Rose's Last Summer1960-10-11 6. The Guilty Men1960-10-18 7. The Purple Room1960-10-25 8. The Watcher1960-11-01 9. Girl With a Secret1960-11-15 10. The Prediction1960-11-22 11. The Fatal Impulse1960-11-29 12. The Big Blackout1960-12-06 13. Knock Three-One-Two1960-12-13 14. Man in the Middle1960-12-20 15. The Cheaters1960-12-27 16. The Hungry Glass1961-01-03 17. The Poisoner1961-01-10 18. Man in a Cage1961-01-17 19. Choose a Victim1961-01-24 20. Hay-Fork and Bill-Hook1961-02-07 21. The Merriweather File1961-02-14 22. The Fingers of Fear1961-02-21 23. Well of Doom1961-02-28 24. The Ordeal of Dr. Cordell1961-03-07 25. Trio for Terror1961-03-14 26. Papa Benjamin1961-03-21 27. Late Date1961-04-04 28. Yours Truly, Jack the Ripper1961-04-11 29. The Devil's Ticket1961-04-18 30. Parasite Mansion1961-04-25 31. A Good Imagination1961-05-02 32. Mr. George1961-05-09 33. Terror in Teakwood1961-05-16 34. The Prisoner in the Mirror1961-05-23 35. Dark Legacy1961-05-30 36. Pigeons From Hell1961-06-06 37. The Grim Reaper1961-06-13