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TOS The Original Series· S03E23

All Our Yesterdays

While trying to locate the missing population of a planet doomed by a coming nova, Kirk, Spock, and McCoy find a mysterious librarian who sends them back into the planet's past. While Spock and McCoy fight for survival in a frigid landscape, Kirk is accused of witchcraft.

Synopsis adapted from TVmaze (CC BY-SA 4.0)

Type
Episode
Era
23rd century – Kirk era
In-universe year
2269
Stardate
5943.7-5943.9
Release date

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Revision note

Year anchored to Memory Alpha, from 2268.

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Watch The Original Series on Paramount+ (US)