The Discoverers

1. Out to Kill1956-09-19 2. The Plunge1956-09-26 4. Murder of a Sand Flea1956-10-10 9. Before It's Too Late1956-11-14 10. The Day of the Hunter1956-11-21 12. The Ninth Hour1956-12-05 15. The Just and the Unjust1956-12-26 17. Six Hours of Terror1957-01-09 18. No Warning1957-01-16 21. The Discoverers1957-02-06 24. A Traveler from Brussels1957-02-27 26. Collision1957-03-13 27. Night of the Plague1957-03-20 28. Sheriff's Man1957-03-28 31. A Night of Rain1957-04-24 33. Flesh and Blood1957-05-08 34. The Glass Wall1957-05-15 37. The Roaring Twentieth1957-06-05 42. The First and the Last1957-07-10 43. The Big Break1957-07-17 47. Circle of Fear1957-08-14 48. Ride into Danger1957-08-27 52. The Killer Instinct1957-09-18