S3·E23 All Our Yesterdays
Core
Aired March 14, 1969
Synopsis
Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova.
Rate this episode
Your rating is anonymous and can be changed later.
Be the first viewer to rate it.
Frequently Asked Questions
When did Season 3 Episode 23 of Star Trek air?
Season 3, Episode 23 ('All Our Yesterdays') originally aired on March 14, 1969.
How long is Season 3 Episode 23 ('All Our Yesterdays')?
The episode follows the standard broadcast runtime for Star Trek.
What happens in Star Trek Season 3 Episode 23?
Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova....