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The Best Episodes of Star Trek Season 1

Every episode of Star Trek Season 1 ranked from best to worst. Discover the Best Episodes of Star Trek Season 1!

The Best Episodes of Star Trek Season 1

The animated adventures of Captain Kirk, Mr. Spock and the crew of the Starship Enterprise.
  1. 8.0/10(1.2k votes)

    #1 - Yesteryear

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    S1:E2

    Stardate: 5373.4 Spock travels back in time to prevent his death as a young Vulcan.

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  2. 7.0/10(1.0k votes)

    #2 - More Tribbles, More Troubles

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    S1:E5

    Stardate: 5392.4 Cyrano Jones introduces tribbles that cannot reproduce.

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  3. 7.0/10(858 votes)

    #3 - The Slaver Weapon

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    S1:E14

    Stardate: 4187.3 Spock, Sulu, and Uhura discover a time capsule from an ancient and technologically advanced race. However, it draws some unwanted attention.

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  4. 6.9/10(824 votes)

    #4 - The Time Trap

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    S1:E12

    Stardate: 5267.6 The Enterprise crew must work with Klingons to escape from a pocket universe.

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  5. 6.8/10(908 votes)

    #5 - The Survivor

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    S1:E6

    Stardate: 5143.3 The Enterprise finds a long-lost explorer.

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  6. 6.7/10(990 votes)

    #6 - One of Our Planets Is Missing

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    S1:E3

    Stardate: 5371.3 The crew of the Enterprise races to find a way to stop a cloud from destroying inhabited planets.

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  8. 6.7/10(781 votes)

    #7 - The Eye of the Beholder

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    S1:E15

    Stardate: 5501.2 Telepathic aliens put Kirk, Spock and McCoy in a zoo.

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  9. 6.6/10(1.2k votes)

    #8 - Beyond the Farthest Star

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    S1:E1

    Stardate: 5521.3 In orbit around a dead star, the Enterprise comes across a huge starship inhabited by a parasitic life form that threatens the entire ship.

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  10. 6.6/10(813 votes)

    #9 - The Terratin Incident

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    S1:E11

    Stardate: 5577.3 The Enterprise crew begins to shrink after radiation exposure.

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  11. 6.5/10(989 votes)

    #10 - The Lorelei Signal

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    S1:E4

    Stardate: 5483.7 Female crew members must take over the Enterprise when the men are incapacitated by a race of sirens.

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  12. 6.4/10(792 votes)

    #11 - The Ambergris Element

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    S1:E13

    Stardate: 5499.9 While exploring the planet Argo, Kirk and Spock are turned into water breathers.

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  13. 6.3/10(839 votes)

    #12 - Mudd's Passion

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    S1:E10

    Stardate: 4978.5 Space con artist Harry Mudd returns, selling a fake love potion.

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  14. 6.2/10(831 votes)

    #13 - Once Upon a Planet

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    S1:E9

    Stardate: 5591.2 Kirk returns to the "shore leave" planet, but it's not as peaceful as it was when they last saw it.

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  15. 6.2/10(791 votes)

    #14 - The Jihad

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    S1:E16

    Stardate: 5683.1 Kirk and Spock are recruited for a heist to recover a stolen relic, which if not recovered could spark an galactic jihad.

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  16. 6.1/10(889 votes)

    #15 - The Infinite Vulcan

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    S1:E7

    Stardate: 5554.4 A race of plant people, and their master, have a plan to force peace onto the galaxy.

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  17. 5.9/10(895 votes)

    #16 - The Magicks of Megas-tu

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    S1:E8

    Stardate: 1254.4 At the center of the galaxy, the Enterprise discovers a race of powerful aliens.

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Season 1 Ratings Summary

"Yesteryear" is the best rated episode of "Star Trek" season 1. It scored 8/10 based on 1240 votes. Directed by Hal Sutherland and written by D.C. Fontana, it aired on 9/15/1973. This episode is rated 1.0 points higher than the second-best, "More Tribbles, More Troubles".