27 episodes available for the tv show Star Trek

Season 1

1 - The Man Trap

2 - Charlie X

3 - Where No Man Has Gone Before

4 - The Naked Time

6 - Mudd's Women

8 - Miri

12 - The Menagerie (2)

14 - Balance of Terror

17 - The Squire of Gothos

20 - Court Martial

21 - The Return of the Archons

22 - Space Seed

23 - A Taste of Armageddon

24 - This Side of Paradise

25 - The Devil in the Dark

26 - Errand of Mercy

27 - The Alternative Factor

28 - The City on the Edge of Forever

Season 2

1 - Amok Time

4 - Mirror, Mirror

7 - Catspaw

8 - I, Mudd

13 - Obsession

19 - A Private Little War

Season 3

11 - Wink of an Eye

23 - All Our Yesterdays

24 - Turnabout Intruder