• Score 8.6
  • Premiered: Sep 1966
  • Episodes: 79
  • Followers: 1253
  • Rank #498
  • Ended
  • NBC
  • Thursday at 8

Seasons:

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Season 2 Discuss
2x1
Amok Time
Air date
Sep 15, 1967
Spock must go to Vulcan in order to perform the Vulcan mating ritual.
2x2
Who Mourns for Adonais?
Air date
Sep 22, 1967
The Enterprise encounters an alien who claims to be the Greek god Apollo.
2x3
The Changeling
Air date
Sep 29, 1967
The Enterprise encounters an ancient Earth probe bent on the sterilization of all life.
2x4
Mirror, Mirror
Air date
Oct 06, 1967
Kirk and three of his officers are accidentally transported into a parallel "mirror" universe where violence, greed, and evil are commonplace.
2x5
The Apple
Air date
Oct 13, 1967
Kirk attempts to assist a primitive people that are ruled over by a computer named Vaal.
2x6
The Doomsday Machine
Air date
Oct 20, 1967
The Enterprise must stop an ancient doomsday weapon that is capable of destroying entire worlds... and has already totalled one Constellation-class cruiser.
2x7
Catspaw
Air date
Oct 27, 1967
When a landing party disappears and one man is beamed up dead, Kirk and Spock investigate and meet a pair of aliens who seem capable of performing magic.
2x8
I, Mudd
Air date
Nov 03, 1967
The Enterprise is taken over by a group of androids who are working for Kirk's old nemesis, Harry Mudd.
2x9
Metamorphosis
Air date
Nov 10, 1967
When their shuttle is diverted to a planetoid, Kirk meets one of the pioneers of space flight, Zefram Cochrane.
2x10
Journey to Babel
Air date
Nov 17, 1967
Spock meets his estranged father when the Enterprise escorts a group of ambassadors to a conference on the planet Babel.
2x11
Friday's Child
Air date
Dec 01, 1967
Kirk, Spock, and McCoy land on a primitive planet to negotiate a mining treaty, but soon find themselves involved with intrigue and must flee with a pregnant woman into the surrounding mountains.
2x12
The Deadly Years
Air date
Dec 08, 1967
A landing party, including the command staff, are infected with a disease that causes rapid aging and senility.
2x13
Obsession
Air date
Dec 15, 1967
The Enterprise must deal with a creature from Kirk's past that feeds on human blood.
2x14
Wolf in the Fold
Air date
Dec 22, 1967
A serial killer stalks a planet... and Scotty is the prime suspect.
2x15
The Trouble With Tribbles
Air date
Dec 29, 1967
Kirk must defuse a Klingon scheme to destroy a grain shipment... and cope with a seemingly benign creature known as a tribble, which reproduces at amazing speed.
2x16
The Gamesters of Triskelion
Air date
Jan 05, 1968
Kirk, Chekov, and Uhura are kidnapped and forced to participate in a series of gladiatorial games.
2x17
A Piece of the Action
Air date
Jan 12, 1968
The Enterprise travels to a planet suffering from cultural contamination from an earlier expedition - the inhabitants mimic the culture of 1930's gangland Chicago.
2x18
The Immunity Syndrome
Air date
Jan 19, 1968
The Enterprise must destroy an enormous space amoeba before it reproduces and threatens known space.
2x19
A Private Little War
Air date
Feb 02, 1968
Kirk becomes involved in an arms race when the Klingons equip a native people with superior weaponry.
2x20
Return to Tomorrow
Air date
Feb 09, 1968
The Enterprise discovers three discorporeal intelligences who seek their help in gaining physical bodies... but one of them has plans of his own.
2x21
Patterns of Force
Air date
Feb 16, 1968
The Enterprise seek out a historical researcher and discover he has contaminated a culture, rendering it into a near-duplicate of Nazi Germany.
2x22
By Any Other Name
Air date
Feb 23, 1968
The Enterprise's command crew must thwart an invasion by aliens from another galaxy who plan to conquer this one.
2x23
The Omega Glory
Air date
Mar 01, 1968
The Enterprise investigates the disappearance of another starship and discovers a planet where the inhabitants are immortal... and engaged in a strange parallel of Earth's Cold War period.
2x24
The Ultimate Computer
Air date
Mar 08, 1968
The Enterprise is used to test a new super-sophisticated computer, but it soon develops a mind of its own.
2x25
Bread and Circuses
Air date
Mar 15, 1968
The Enterprise investigates the disappearance of a merchant ship crew on a planet ruled by a twentieth-century incarnation of ancient Rome.
2x26 Season finale
Assignment: Earth
Air date
Mar 29, 1968
The Enterprise is sent on a mission back to Earth in the year 1968, where the crew encounters the mysterious Gary Seven, who claims to have been sent by advanced beings to save the planet.

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