Star Trek

10 Best Episodes of Star Trek - Season 2

Space. The Final Frontier. The U.S.S. Enterprise embarks on a five year mission to explore the galaxy. The Enterprise is under the command of Captain James T. Kirk with First Officer Mr. Spock, from the planet Vulcan. With a determined crew, the Enterprise encounters Klingons, Romulans, time paradoxes, tribbles and genetic supermen led by Khan Noonian Singh. Their mission is to explore strange new worlds, to seek new life and new civilizations, and to boldly go where no man has gone before.

Written by Sophie and last updated on feb 02, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

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Star Trek - S2E26

#15 - Assignment: Earth (Season 2 - Episode 26)

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.

The episode was rated 7.18 from 315 votes.

Star Trek - S2E21

#14 - Patterns of Force (Season 2 - Episode 21)

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The Enterprise seek out a historical researcher and discover he has contaminated a culture, rendering it into a near-duplicate of Nazi Germany.

The episode was rated 7.38 from 309 votes.

Star Trek - S2E9

#13 - Metamorphosis (Season 2 - Episode 9)

When their shuttle is diverted to a planetoid, Kirk meets one of the pioneers of space flight, Zefram Cochrane.

The episode was rated 7.39 from 327 votes.

Star Trek - S2E17

#12 - A Piece of the Action (Season 2 - Episode 17)

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The Enterprise travels to a planet suffering from cultural contamination from an earlier expedition - the inhabitants mimic the culture of 1930's gangland Chicago.

The episode was rated 7.44 from 315 votes.

Star Trek - S2E8

#11 - I, Mudd (Season 2 - Episode 8)

The Enterprise is taken over by a group of androids who are working for Kirk's old nemesis, Harry Mudd.

The episode was rated 7.44 from 339 votes.

Star Trek - S2E18

#10 - The Immunity Syndrome (Season 2 - Episode 18)

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The Enterprise must destroy an enormous space amoeba before it reproduces and threatens known space.

The episode was rated 7.46 from 306 votes.

Star Trek - S2E3

#9 - The Changeling (Season 2 - Episode 3)

The Enterprise encounters an ancient Earth probe bent on the sterilization of all life.

The episode was rated 7.53 from 407 votes.

Star Trek - S2E22

#8 - By Any Other Name (Season 2 - Episode 22)

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The Enterprise's command crew must thwart an invasion by aliens from another galaxy who plan to conquer this one.

The episode was rated 7.62 from 289 votes.

Star Trek - S2E20

#7 - Return to Tomorrow (Season 2 - Episode 20)

The Enterprise discovers three discorporeal intelligences who seek their help in gaining physical bodies... but one of them has plans of his own.

The episode was rated 7.65 from 274 votes.

Star Trek - S2E24

#6 - The Ultimate Computer (Season 2 - Episode 24)

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The Enterprise is used to test a new super-sophisticated computer, but it soon develops a mind of its own.

The episode was rated 7.92 from 313 votes.

Star Trek - S2E4

#5 - Mirror, Mirror (Season 2 - Episode 4)

Kirk and three of his officers are accidentally transported into a parallel "mirror" universe where violence, greed, and evil are commonplace.

The episode was rated 8.02 from 442 votes.

Star Trek - S2E10

#4 - Journey to Babel (Season 2 - Episode 10)

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Spock meets his estranged father when the Enterprise escorts a group of ambassadors to a conference on the planet Babel.

The episode was rated 8.05 from 352 votes.

Star Trek - S2E6

#3 - The Doomsday Machine (Season 2 - Episode 6)

The Enterprise must stop an ancient doomsday weapon that is capable of destroying entire worlds... and has already totalled one Constellation-class cruiser.

The episode was rated 8.10 from 407 votes.

Star Trek - S2E1

#2 - Amok Time (Season 2 - Episode 1)

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Spock must go to Vulcan in order to perform the Vulcan mating ritual.

The episode was rated 8.12 from 447 votes.

Star Trek - S2E15

#1 - The Trouble with Tribbles (Season 2 - Episode 15)

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.

The episode was rated 8.22 from 388 votes.

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