Episode 1: Amok Time
1967-09-1550 min
First Officer Spock returns to his home world for a brutal Vulcan mating ritual.
Season guide
Star Trek Season 2 — Episodes and Where to Watch
26 episodes · first aired 1967-09-14
TMDB does not provide a season overview.
Episode guide
Episode 2: Who Mourns for Adonais?
1967-09-2251 min
The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.
Episode 3: The Changeling
1967-09-2950 min
The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.
Episode 4: Mirror, Mirror
1967-10-0650 min
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.
Episode 5: The Apple
1967-10-1350 min
The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.
Episode 6: The Doomsday Machine
1967-10-2051 min
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.
Episode 7: Catspaw
1967-10-2750 min
Two powerful aliens threaten the well-being of the Enterprise and her crew.
Episode 8: I, Mudd
1967-11-0351 min
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.
Episode 9: Metamorphosis
1967-11-1050 min
A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.
Episode 10: Journey to Babel
1967-11-1750 min
The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.
Episode 11: Friday's Child
1967-12-0150 min
The crew of the Enterprise become entangled in a planet's tribal power struggle.
Episode 12: The Deadly Years
1967-12-0850 min
Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.
Episode 13: Obsession
1967-12-1550 min
Captain James T. Kirk becomes obsessed with destroying a deadly entity he once encountered in his youth.
Episode 14: Wolf in the Fold
1967-12-2251 min
A series of bizarre murders points to Mr. Scott as the prime suspect.
Episode 15: The Trouble With Tribbles
1967-12-2950 min
The Enterprise must protect a very important shipment of grain from both Klingons and some adorable creatures called tribbles.
Episode 16: The Gamesters of Triskelion
1968-01-0550 min
Captain Kirk and his companions are abducted into slavery and trained to fight as gladiators for the gambling entertainment of three disembodied beings.
Episode 17: A Piece of the Action
1968-01-1250 min
The Enterprise visits a planet with an Earth-like 1920s gangster culture.
Episode 18: The Immunity Syndrome
1968-01-1950 min
The crew of the Enterprise encounters an energy-draining field which may be able to destroy the galaxy.
Episode 19: A Private Little War
1968-02-0251 min
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.
Episode 20: Return to Tomorrow
1968-02-0950 min
Ancient alien minds are given control of Captain Kirk's and First Officer Spock's bodies.
Episode 21: Patterns of Force
1968-02-1650 min
The crew of the Enterprise tracks down a Federation observer on a planet dominated by a "Naziesque" regime.
Episode 22: By Any Other Name
1968-02-2350 min
Beings from another galaxy commandeer the Enterprise in an attempt to return home.
Episode 23: The Omega Glory
1968-03-0150 min
Captain Kirk must find the cure to a deadly disease and put an end to another Starfleet captain's cultural interference.
Episode 24: The Ultimate Computer
1968-03-0850 min
A skeleton Enterprise crew are assigned to test a revolutionary computer system that is given total control of the ship.
Episode 25: Bread and Circuses
1968-03-1550 min
The Enterprise crew investigates the disappearance of a ship's crew on a planet that is a modern version of the Roman Empire.
Episode 26: Assignment: Earth
1968-03-2950 min
While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on the planet.
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