The Mark of Gideon

Jan 17, 1969 on NBC at 8:30 PM


Kirk beams down on a diplomatic mission... and finds himself in an Enterprise where all the crew have vanished and only a mysterious woman resides.

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Let That Be Your Last Battlefield
Season 3 Episode 15

Jan 10, 1969

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That Which Survives
Season 3 Episode 17

Jan 24, 1969