SEASON 1

 Pilot Episode No longer available free on the internet

 

Star Trek The Original Series S01 E01 – The Man Trap

 

Star Trek The Original Series S01 E02 – Charlie X

 

Star Trek The Original Series S01 E03 – Where No Man Has Gone Before

 

S01 E05 No longer available Free on the internet

 

Star Trek The Original Series S01 E06 – Mudd’s Women

 

Star Trek The Original Series S01 E07 – What are Little Girls Made of?

 

S01 E08 No longer available Free on the internet

 

S01 E09 No longer available Free on the internet

 

Star Trek The Original Series S01 E10 – The Corbomite Maneuver

 

Star Trek The Original Series S01 E11 The Menagerie Part 1

 

Star Trek The Original Series S01 E12 The Menagerie Part 2

 

Star Trek The Original Series S01 E13 – The Conscience of the King

 

Star Trek The Original Series S01 E14 – Balance of Terror

 

Star Trek The Original Series S01 E15 – Shore Leave

 

Star Trek The Original Series S01 E16 – The Galileo Seven

 

Star Trek The Original Series S01 E17 – The Squire of Gothos

 

Star Trek The Original Series S01 E18 – Arena

 

Star Trek The Original Series S01 E19 – Tomorrow is Yesterday

 

Star Trek The Original Series S01 E20 – Court Martial

 

Star Trek The Original Series S01 E21 – The Return of the Archons

 

Star Trek The Original Series S01 E22 – Space Seed

 

Star Trek The Original Series S01 E23 – A Taste of Armageddon

 

Star Trek The Original Series S01 E24 – This Side of Paradise

 

Star Trek The Original Series S01 E25 The Devil in the Dark

 

Star Trek The Original Series S01 E26 – Errand of Mercy

 

Star Trek The Original Series S01 E27 – The Alternative Factor

 

Star Trek The Original Series S01 E28 – City on the Edge of Forever

 

Star Trek The Original Series S01 E29 – Operation Annihilate!

 

SEASON 2

 

Star Trek The Original Series S02 E01 – Amok Time

 

Star Trek The Original Series S02 E02 – Who Mourns for Adonais

 

Star Trek The Original Series S02 E03 – The Changeling

 

Star Trek The Original Series S02 E04 – Mirror, Mirror

 

Star Trek The Original Series S02 E05 – The Apple

 

Star Trek The Original Series S02 E06 – The Doomsday Machine

 

Star Trek The Original Series S02 E07 – Catspaw

 

Star Trek The Original Series S02 E08 – I, Mudd

 

Star Trek The Original Series S02 E09 – Metamorphosis

 

Star Trek The Original Series S02 E10 – Journey to Babel

 

Star Trek The Original Series S02 E11 – Friday’s Child

 

Star Trek The Original Series S02 E12 – The Deadly Years

 

Star Trek The Original Series S02 E13 – Obsession

 

Star Trek The Original Series S02 E14 – Wolf in the Fold

 

Star Trek The Original Series S02 E15 – The Trouble With Tribbles

 

Star Trek The Original Series S02 E16 – The Gamesters of Triskelion

 

Star Trek The Original Series S02 E17 – A Piece of the Action

 

Star Trek The Original Series S02 E18 – The Immunity Syndrome

 

Star Trek The Original Series S02 E19 – A Private Little War

 

Star Trek The Original Series S02 E20 – Return to Tomorrow

 

Star Trek The Original Series S02 E21 – Patterns of Force

 

Star Trek The Original Series S02 E22 – By Any Other Name

 

Star Trek The Original Series S02 E23 – The Omega Glory

 

Star Trek The Original Series S02 E24 – The Ultimate Computer

 

Star Trek The Original Series S02 E25 – Bread and Circuses

 

Star Trek The Original Series S02 E26 – Assignment Earth

 

SEASON 3

 

Star Trek The Original Series S03 E01 – Spock’s Brain

 

Star Trek The Original Series S03 E02 – The Enterprise Incident

 

Star Trek The Original Series S03 E03 – The Paradise Syndrome

 

Star Trek The Original Series S03 E04 – And The Children Shall Lead

 

Star Trek The Original Series S03 E05 – Is There In Truth No Beauty

 

Star Trek The Original Series S03 E06 – Spectre of the Gun

 

Star Trek The Original Series S03 E07 – Day of the Dove

 

Star Trek The Original Series S03 E08 – The World Is Hollow ….

 

Star Trek The Original Series S03 E09 – The Tholian Web

 

Star Trek The Original Series S03 E10 – Plato’s Stepchildren

 

Star Trek The Original Series S03 E11 – Wink Of An Eye

 

Star Trek The Original Series S03 E12 – The Empath

 

Star Trek The Original Series S03 E13 – Elaan Of Troyius

 

Star Trek The Original Series S03 E14 – Whom The Gods Destroy

 

Star Trek The Original Series S03 E15 – Let That Be Your Last Battlefield

 

Star Trek The Original Series S03 E16 – The Mark of Gideon

 

Star Trek The Original Series S03 E17 – That Which Survives

 

Star Trek The Original Series S03 E18 – The Lights Of Zetar

 

Star Trek The Original Series S03 E19 – Requiem For Methuselah

 

Star Trek The Original Series S03 E20 – The Way To Eden

 

Star Trek The Original Series S03 E21 – The Cloud Minders

 

Star Trek The Original Series S03 E22 – The Savage Curtain

 

Star Trek The Original Series S03 E23 – All Our Yesterdays

 

Star Trek The Original Series S03 E24 – Turnabout Intruder