Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova.
| Title | All Our Yesterdays |
|---|---|
| Genres | Sci-Fi & Fantasy Drama |
| Release Date | 1969-03-14 |
| Episode Runtime | 00 Hours 50 Minutes |
| Season Number | 3 |
| Episode Number | 23 |
| Production Companies | Desilu Productions, Paramount Television, Norway Corporation, Norway Productions |
