Seasons and episodes
1Season 1 Jan. 10, 1967
1 - 1Beachhead Jan. 10, 1967
1 - 2The Experiment Jan. 17, 1967
1 - 3The Mutation Jan. 24, 1967
1 - 4The Leeches Jan. 31, 1967
1 - 5Genesis Feb. 07, 1967
1 - 6Vikor Feb. 14, 1967
1 - 7Nightmare Feb. 21, 1967
1 - 8Doomsday Minus One Feb. 28, 1967
1 - 9Quantity: Unknown Mar. 07, 1967
1 - 10The Innocent Mar. 14, 1967
1 - 11The Ivy Curtain Mar. 21, 1967
1 - 12The Betrayed Mar. 28, 1967
1 - 13Storm Apr. 04, 1967
1 - 14Panic Apr. 11, 1967
1 - 15Moonshot Apr. 18, 1967
1 - 16Wall of Crystal May. 02, 1967
1 - 17The Condemned May. 09, 1967
2Season 2 Sep. 05, 1967
2 - 1Condition: Red Sep. 05, 1967
2 - 2The Saucer Sep. 12, 1967
2 - 3The Watchers Sep. 19, 1967
2 - 4Valley of the Shadow Sep. 26, 1967
2 - 5The Enemy Oct. 03, 1967
2 - 6The Trial Oct. 10, 1967
2 - 7The Spores Oct. 17, 1967
2 - 8Dark Outpost Oct. 24, 1967
2 - 9Summit Meeting: Part I Oct. 31, 1967
2 - 10Summit Meeting: Part II Nov. 07, 1967
2 - 11The Prophet Nov. 14, 1967
2 - 12Labyrinth Nov. 21, 1967
2 - 13The Captive Nov. 28, 1967
2 - 14The Believers Dec. 05, 1967
2 - 15The Ransom Dec. 12, 1967
2 - 16Task Force Dec. 26, 1967
2 - 17The Possessed Jan. 02, 1968
2 - 18Counter-attack Jan. 09, 1968
2 - 19The Pit Jan. 16, 1968
2 - 20The Organization Jan. 30, 1968
2 - 21The Peacemaker Feb. 06, 1968
2 - 22The Vise Feb. 20, 1968
2 - 23The Miracle Feb. 27, 1968
2 - 24The Life Seekers Mar. 05, 1968
2 - 25The Pursued Mar. 19, 1968
2 - 26Inquisition Mar. 26, 1968
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