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Episodes

  • 1. Amok Time

    8.4

    1967-09-15 · 50m

    First Officer Spock returns to his home world for a brutal Vulcan mating ritual.

  • 2. Who Mourns for Adonais?

    6.7

    1967-09-22 · 51m

    The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.

  • 3. The Changeling

    7.6

    1967-09-29 · 50m

    The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.

  • 4. Mirror, Mirror

    8.5

    1967-10-06 · 50m

    A transporter mishap swaps Captain Kirk and his companions with their evil counterparts in a parallel universe. In the so-called Mirror Universe, the Enterprise is a ship of the Terran Empire, an organization as evil as the United Federation of Planets is benevolent.

  • 5. The Apple

    6.7

    1967-10-13 · 50m

    The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.

  • 6. The Doomsday Machine

    8.2

    1967-10-20 · 51m

    The starship Enterprise and its heavily-damaged sister ship, the USS Constellation, must work together to stop an alien planet-killing machine headed for the heart of Federation territory.

  • 7. Catspaw

    6.2

    1967-10-27 · 50m

    Two powerful aliens threaten the well-being of the Enterprise and her crew.

  • 8. I, Mudd

    7.3

    1967-11-03 · 51m

    Captain Kirk has a second run-in with the conman, Harry Mudd. Mudd is now the supreme ruler of a planet of androids who cater to his every whim.

  • 9. Metamorphosis

    7.1

    1967-11-10 · 50m

    A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.

  • 10. Journey to Babel

    8.1

    1967-11-17 · 50m

    The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.

  • 11. Friday's Child

    6.8

    1967-12-01 · 50m

    The crew of the Enterprise become entangled in a planet's tribal power struggle.

  • 12. The Deadly Years

    7.4

    1967-12-08 · 50m

    Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.

  • 13. Obsession

    7.1

    1967-12-15 · 50m

    Captain James T. Kirk becomes obsessed with destroying a deadly entity he once encountered in his youth.

  • 14. Wolf in the Fold

    7.1

    1967-12-22 · 51m

    A series of bizarre murders points to Mr. Scott as the prime suspect.

  • 15. The Trouble With Tribbles

    8.5

    1967-12-29 · 50m

    The Enterprise must protect a very important shipment of grain from both Klingons and some adorable creatures called tribbles.

  • 16. The Gamesters of Triskelion

    7.1

    1968-01-05 · 50m

    Captain Kirk and his companions are abducted into slavery and trained to fight as gladiators for the gambling entertainment of three disembodied beings.

  • 17. A Piece of the Action

    7.5

    1968-01-12 · 50m

    The Enterprise visits a planet with an Earth-like 1920s gangster culture.

  • 18. The Immunity Syndrome

    7.5

    1968-01-19 · 50m

    The crew of the Enterprise encounters an energy-draining field which may be able to destroy the galaxy.

  • 19. A Private Little War

    7.1

    1968-02-02 · 51m

    The crew of the Enterprise discovers Klingon interference in the development of a formerly peaceful planet and is forced to help maintain a balance of power.

  • 20. Return to Tomorrow

    7.5

    1968-02-09 · 50m

    Ancient alien minds are given control of Captain Kirk's and First Officer Spock's bodies.

  • 21. Patterns of Force

    7.7

    1968-02-16 · 50m

    The crew of the Enterprise tracks down a Federation observer on a planet dominated by a "Naziesque" regime.

  • 22. By Any Other Name

    7.6

    1968-02-23 · 50m

    Beings from another galaxy commandeer the Enterprise in an attempt to return home.

  • 23. The Omega Glory

    6.3

    1968-03-01 · 50m

    Captain Kirk must find the cure to a deadly disease and put an end to another Starfleet captain's cultural interference.

  • 24. The Ultimate Computer

    8.0

    1968-03-08 · 50m

    A skeleton Enterprise crew are assigned to test a revolutionary computer system that is given total control of the ship.

  • 25. Bread and Circuses

    7.0

    1968-03-15 · 50m

    The Enterprise crew investigates the disappearance of a ship's crew on a planet that is a modern version of the Roman Empire.

  • 26. Assignment: Earth

    7.4

    1968-03-29 · 50m

    While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on the planet.

Where to watch

Cast

  • William Shatner

    William Shatner

    James T. Kirk

  • Leonard Nimoy

    Leonard Nimoy

    Spock

  • DeForest Kelley

    DeForest Kelley

    Dr. McCoy

  • James Doohan

    James Doohan

    Scott

  • Walter Koenig

    Walter Koenig

    Pavel Chekov

  • George Takei

    George Takei

    Sulu

  • Nichelle Nichols

    Nichelle Nichols

    Uhura

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