Last Updated on 7 June 2024

Star Trek: The Original Series was a TV show that ran from 1966 to 1969. It continues to have a huge following and has launched multiple spin-off series on TV and many movies as well. Here is the definitive ranked list of all 80 episodes.

I found 24 different lists of the “best” or “favorite” episodes of Star Trek: The Original Series. Then I averaged them in Excel to create this master ranked list of every Star Trek episode. See my Methodology page for the research process that was used, including links to all 24 lists that were averaged. Here is the full ranked list. Links all go to the Star Trek Fandom website.

  1. The City on the Edge of Forever (S01 E28)
  2. Balance of Terror (S01 E14)
  3. Mirror, Mirror (S02 E04)
  4. Amok Time (S02 E01)
  5. Space Seed (S01 E22)
  6. The Trouble With Tribbles (S02 E15)
  7. The Doomsday Machine (S02 E06)
  8. The Devil in the Dark (S01 E25)
  9. Arena (S01 E18)
  10. Journey to Babel (S02 E10)
  11. The Corbomite Maneuver (S01 E10)
  12. A Taste of Armageddon (S01 E23)
  13. Where No Man Has Gone Before (S01 E03)
  14. The Menagerie: Part 1 (S01 E11)
  15. The Naked Time (S01 E04)
  16. The Menagerie: Part 2 (S01 E12)
  17. The Galileo Seven (S01 E16)
  18. The Enterprise Incident (S03 E02)
  19. The Enemy Within (S01 E05)
  20. All Our Yesterdays (S03 E23)
  21. A Piece of the Action (S02 E17)
  22. Let That Be Your Last Battlefield (S03 E15)
  23. The Cage (S00 Pilot)
  24. Tomorrow Is Yesterday (S01 E19)
  25. Errand of Mercy (S01 E26)
  26. This Side of Paradise (S01 E24)
  27. The Immunity Syndrome (S02 E18)
  28. The Tholian Web (S03 E09)
  29. The Squire of Gothos (S01 E17)
  30. Day of the Dove (S03 E07)
  31. Operation: Annihilate! (S01 E29)
  32. The Ultimate Computer (S02 E24)
  33. By Any Other Name (S02 E22)
  34. Shore Leave (S01 E15)
  35. The Man Trap (S01 E01)
  36. I, Mudd (S02 E08)
  37. Spectre of the Gun (S03 E06)
  38. A Private Little War (S02 E19)
  39. The Conscience of the King (S01 E13)
  40. The Changeling (S02 E03)
  41. Wink of an Eye (S03 E11)
  42. The Savage Curtain (S03 E22)
  43. Assignment: Earth (S02 E26)
  44. Court Martial (S01 E20)
  45. Plato’s Stepchildren (S03 E10)
  46. The Deadly Years (S02 E12)
  47. Catspaw (S02 E07)
  48. The Return of the Archons (S01 E21)
  49. Dagger of the Mind (S01 E09)
  50. Patterns of Force (S02 E21)
  51. What Are Little Girls Made Of? (S01 E07)
  52. Charlie X (S01 E02)
  53. Metamorphosis (S02 E09)
  54. Return to Tomorrow (S02 E20)
  55. For the World Is Hollow and I Have Touched the Sky (S03 E08)
  56. Obsession (S02 E13)
  57. The Cloud Minders (S03 E21)
  58. The Gamesters of Triskelion (S02 E16)
  59. The Apple (S02 E05)
  60. Requiem for Methuselah (S03 E19)
  61. Is There In Truth No Beauty? (S03 E05)
  62. Who Mourns for Adonais? (S02 E02)
  63. Miri (S01 E08)
  64. Whom Gods Destroy (S03 E14)
  65. Bread and Circuses (S02 E25)
  66. Wolf in the Fold (S02 E14)
  67. Friday’s Child (S02 E11)
  68. Elaan of Troyius (S03 E13)
  69. Turnabout Intruder (S03 E24)
  70. That Which Survives (S03 E17)
  71. The Empath (S03 E12)
  72. The Paradise Syndrome (S03 E03)
  73. Mudd’s Women (S01 E06)
  74. The Lights of Zetar (S03 E18)
  75. The Mark of Gideon (S03 E16)
  76. And the Children Shall Lead (S03 E04)
  77. The Omega Glory (S02 E23)
  78. Spock’s Brain (S03 E01)
  79. The Way to Eden (S03 E20)
  80. The Alternative Factor (S01 E27)

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