Season 2
1967 · 26 episodes
Episodes
1. Amok Time
September 15, 1967 · 50m
First Officer Spock returns to his home world for a brutal Vulcan mating ritual.
2. Who Mourns for Adonais?
September 22, 1967 · 51m
The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.
3. The Changeling
September 29, 1967 · 50m
The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.
4. Mirror, Mirror
October 6, 1967 · 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
October 13, 1967 · 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
October 20, 1967 · 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
October 27, 1967 · 50m
Two powerful aliens threaten the well-being of the Enterprise and her crew.
8. I, Mudd
November 3, 1967 · 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
November 10, 1967 · 50m
A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.
10. Journey to Babel
November 17, 1967 · 50m
The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.
11. Friday's Child
December 1, 1967 · 50m
The crew of the Enterprise become entangled in a planet's tribal power struggle.
12. The Deadly Years
December 8, 1967 · 50m
Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.
13. Obsession
December 15, 1967 · 50m
Captain James T. Kirk becomes obsessed with destroying a deadly entity he once encountered in his youth.
14. Wolf in the Fold
December 22, 1967 · 51m
A series of bizarre murders points to Mr. Scott as the prime suspect.
15. The Trouble With Tribbles
December 29, 1967 · 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
January 5, 1968 · 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
January 12, 1968 · 50m
The Enterprise visits a planet with an Earth-like 1920s gangster culture.
18. The Immunity Syndrome
January 19, 1968 · 50m
The crew of the Enterprise encounters an energy-draining field which may be able to destroy the galaxy.
19. A Private Little War
February 2, 1968 · 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
February 9, 1968 · 50m
Ancient alien minds are given control of Captain Kirk's and First Officer Spock's bodies.
21. Patterns of Force
February 16, 1968 · 50m
The crew of the Enterprise tracks down a Federation observer on a planet dominated by a "Naziesque" regime.
22. By Any Other Name
February 23, 1968 · 50m
Beings from another galaxy commandeer the Enterprise in an attempt to return home.
23. The Omega Glory
March 1, 1968 · 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
March 8, 1968 · 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
March 15, 1968 · 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
March 29, 1968 · 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.