S01E01 - The Man Trap

S01E02 - Charlie X

S01E03 - Where No Man Has Gone Before

S01E04 - The Naked Time

S01E05 - The Enemy Within

S01E06 - Mudd's Women

S01E07 - What Are Little Girls Made Of?

S01E08 - Miri

S01E09 - Dagger of the Mind

S01E10 - The Corbomite Maneuver

S01E11 - The Menagerie (1)

S01E12 - The Menagerie (2)

S01E13 - The Conscience of the King

S01E14 - Balance of Terror

S01E15 - Shore Leave

S01E16 - The Galileo Seven

S01E17 - The Squire of Gothos

S01E18 - Arena

S01E19 - Tomorrow Is Yesterday

S01E20 - Court Martial

S01E21 - The Return of the Archons

S01E22 - Space Seed

S01E23 - A Taste of Armageddon

S01E24 - This Side of Paradise

S01E25 - The Devil in the Dark

S01E26 - Errand of Mercy

S01E27 - The Alternative Factor

S01E28 - The City on the Edge of Forever

S01E29 - Operation: Annihilate!