Episodes
1. Amok Time
15 Sept 1967 · 50 min · 8.4/10
First Officer Spock returns to his home world for a brutal Vulcan mating ritual.
2. Who Mourns for Adonais?
22 Sept 1967 · 51 min · 6.7/10
The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.
3. The Changeling
29 Sept 1967 · 50 min · 7.5/10
The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.
4. Mirror, Mirror
6 Oct 1967 · 50 min · 8.5/10
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
13 Oct 1967 · 50 min · 6.6/10
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
20 Oct 1967 · 51 min · 8.1/10
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
27 Oct 1967 · 50 min · 6.1/10
Two powerful aliens threaten the well-being of the Enterprise and her crew.
8. I, Mudd
3 Nov 1967 · 51 min · 7.2/10
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
10 Nov 1967 · 50 min · 7.1/10
A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.
10. Journey to Babel
17 Nov 1967 · 50 min · 8.1/10
The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.
11. Friday's Child
1 Dec 1967 · 50 min · 6.8/10
The crew of the Enterprise become entangled in a planet's tribal power struggle.
12. The Deadly Years
8 Dec 1967 · 50 min · 7.4/10
Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.
13. Obsession
15 Dec 1967 · 50 min · 7.0/10
Captain James T. Kirk becomes obsessed with destroying a deadly entity he once encountered in his youth.
14. Wolf in the Fold
22 Dec 1967 · 51 min · 7.1/10
A series of bizarre murders points to Mr. Scott as the prime suspect.
15. The Trouble With Tribbles
29 Dec 1967 · 50 min · 8.5/10
The Enterprise must protect a very important shipment of grain from both Klingons and some adorable creatures called tribbles.
16. The Gamesters of Triskelion
5 Jan 1968 · 50 min · 7.1/10
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
12 Jan 1968 · 50 min · 7.5/10
The Enterprise visits a planet with an Earth-like 1920s gangster culture.
18. The Immunity Syndrome
19 Jan 1968 · 50 min · 7.4/10
The crew of the Enterprise encounters an energy-draining field which may be able to destroy the galaxy.
19. A Private Little War
2 Feb 1968 · 51 min · 7.0/10
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
9 Feb 1968 · 50 min · 7.4/10
Ancient alien minds are given control of Captain Kirk's and First Officer Spock's bodies.
21. Patterns of Force
16 Feb 1968 · 50 min · 7.7/10
The crew of the Enterprise tracks down a Federation observer on a planet dominated by a "Naziesque" regime.
22. By Any Other Name
23 Feb 1968 · 50 min · 7.5/10
Beings from another galaxy commandeer the Enterprise in an attempt to return home.
23. The Omega Glory
1 Mar 1968 · 50 min · 6.3/10
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 Mar 1968 · 50 min · 7.9/10
A skeleton Enterprise crew are assigned to test a revolutionary computer system that is given total control of the ship.
25. Bread and Circuses
15 Mar 1968 · 50 min · 7.0/10
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
29 Mar 1968 · 50 min · 7.3/10
While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on the planet.
Star Trek Season 2: quick answers
How many episodes are in Star Trek Season 2?
Season 2 of Star Trek has 26 episodes, about 22 hours in total.
When did Star Trek Season 2 come out?
Season 2 premiered on 14 Sept 1967.
What is the best episode of Star Trek Season 2?
By viewer score, episode 4, “Mirror, Mirror”, at 8.5/10.