1 - 1Trapped in the Sky Sep. 30, 1965- 1 - 2Pit of Peril Oct. 07, 1965
- 1 - 3The Perils of Penelope Oct. 14, 1965
- 1 - 4Terror in New York City Oct. 21, 1965
- 1 - 5Edge of Impact Oct. 28, 1965
- 1 - 6Day of Disaster Nov. 04, 1965
- 1 - 730 Minutes After Noon Nov. 11, 1965
- 1 - 8Desperate Intruder Nov. 18, 1965
- 1 - 9End of the Road Nov. 25, 1965
- 1 - 10The Uninvited Dec. 02, 1965
- 1 - 11Sun Probe Dec. 09, 1965
- 1 - 12Operation Crash-Dive Dec. 16, 1965
- 1 - 13Vault of Death Dec. 23, 1965
- 1 - 14The Mighty Atom Dec. 30, 1965
- 1 - 15City of Fire Jan. 06, 1966
- 1 - 16The Imposters Jan. 13, 1966
- 1 - 17The Man from M.I.5 Jan. 20, 1966
- 1 - 18Cry Wolf Jan. 27, 1966
- 1 - 19Danger at Ocean Deep Feb. 03, 1966
- 1 - 20Move – And You're Dead Feb. 10, 1966
- 1 - 21The Duchess Assignment Feb. 17, 1966
- 1 - 22Brink of Disaster Feb. 24, 1966
- 1 - 23Attack of the Alligators! Mar. 10, 1966
- 1 - 24Martian Invasion Mar. 17, 1966
- 1 - 25The Cham-Cham Mar. 24, 1966
- 1 - 26Security Hazard Mar. 31, 1966
