Season Two Episode Guide

Amok Time

Episode #: 201
Air Date: 09.15.67
Our Rating:

Spock falls victim to the Vulcan mating drive, Pon Far, and must travel to his home planet to end his struggle -- in a death match with Captain Kirk.

Who Mourns For Adonais?

Episode #: 202
Air Date: 09.22.67
Our Rating:

The crew is held captive by a powerful being who manifests himself in the form of the Greek god Adonais -- and demands that the crew worship him.

The Changeling

Episode #: 203
Air Date: 09.29.67

The Enterprise crew encounters a 200-year-old Earth probe, believed to be responsible for the destruction of an entire star system -- and brings it on board the ship.

Mirror, Mirror

Episode #: 204
Air Date: 10.06.67
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A transporter accident sends Kirk, Scott, Uhura and McCoy to an alternate dimension, where the unscrupulous crew advance in rank through assassination, and the Enterprise is poised to destroy a world.

The Apple

Episode #: 205
Air Date: 10.13.67
Our Rating:

The crew finds a seemingly peaceful world controlled by a super-computer, where the very environment around them reveals itself to be deadly.

The Doomsday Machine

Episode #: 206
Air Date: 10.20.67
Our Rating:

The Enterprise faces an ancient planet killer that has entered our galaxy, and an unstable Federation commander tries to use the ship to stop it.


Episode #: 207
Air Date: 10.27.67

The Enterprise is threatened by a pair of aliens bent on conquest, who use a powerful device to instill terror in their victims.

I, Mudd

Episode #: 208
Air Date: 11.03.67
Our Rating:

The crew finds galactic scoundrel Harry Mudd on an unnamed planet, where a group of androids cater to his every whim.


Episode #: 209
Air Date: 11.10.67
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Kirk and crew discover a legendary Federation scientist -- believed to be long-dead, but kept alive for centuries by a formless alien entity.

Journey to Babel

Episode #: 210
Air Date: 11.17.67
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The Enterprise ferries a group of Federation diplomats to a peace conference, including Spock's father -- who falls deathly ill, forcing the Vulcan first officer to weigh the importance of his duty.

Friday's Child

Episode #: 211
Air Date: 12.01.67

Kirk, Spock and McCoy arrive on an alien world to negotiate a mining treaty, but must protect the pregnant widow of the planet's murdered leader from a coup attempt. The Enterprise comes face-to-face with a Klingon war ship in orbit.

The Deadly Years

Episode #: 212
Air Date: 12.08.67

The crew of the Enterprise is stricken with an illness that causes rapid aging, incapacitating even the command staff -- and leaving the ship vulnerable to Romulan attack.


Episode #: 213
Air Date: 12.15.67

Captain Kirk defies orders to pursue a blood-sucking cloud creature he believes to be responsible for the deaths of half his crew 11 years ago.

Wolf In the Fold

Episode #: 214
Air Date: 12.22.67
Our Rating:

Multiple murders lead to an investigation by the Enterprise crew, with all evidence pointing to Scotty as the perpetrator.

The Trouble With Tribbles

Episode #: 215
Air Date: 12.29.67
Our Rating:

The Enterprise crew arrives on a space station to defend it from a possible Klingon attack -- but find that the biggest threat may come from a mass of gentle, furry creatures.

The Gamesters of Triskelion

Episode #: 216
Air Date: 01.05.68
Our Rating:

Kirk is forced to fight a group of alien prisoners in an arena, while those who enslave them -- and his crew -- gamble on the outcome.

A Piece of the Action

Episode #: 217
Air Date: 01.12.68
Our Rating:

The crew find a civilization that has modeled itself after mobsters of 1920's Earth, and Kirk and Spock must play their roles in order to end a lifestyle of constant violence.

The Immunity Syndrome

Episode #: 218
Air Date: 01.19.68

The Enterprise encounters a giant space amoeba believed to be responsible for the destruction of a Federation starship -- and an entire solar system. Kirk must choose between Spock and McCoy for a suicide mission.

A Private Little War

Episode #: 219
Air Date: 02.02.68
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Kirk returns to a primitive, peaceful world he visited once before, only to discover that the Klingons have armed a tribe in conflict with his friend's.

Return to Tomorrow

Episode #: 220
Air Date: 02.09.68
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The Enterprise picks up a group of disembodied aliens, who are allowed to assume the bodies of three of the crew in order to construct new forms of their own -- though they may not be willing to give them up.

Patterns of Force

Episode #: 221
Air Date: 02.16.68

The Enterprise investigates the disappearance of a Federation historian, and the crew discovers that the world he is on has shaped itself in the oppressive image of Nazi Germany.

By Any Other Name

Episode #: 222
Air Date: 02.23.68
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The Enterprise is hijacked by a group of explorers from another galaxy, who intend to use the ship to make the long journey back home -- and turn most of the crew into small mineral blocks.

The Omega Glory

Episode #: 223
Air Date: 03.01.68
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Kirk and Spock find themselves in the middle of a civil war, perpetuated by a rogue Federation captain.

The Ultimate Computer

Episode #: 224
Air Date: 03.08.68
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The Enterprise is chosen to be the test ship for a new, highly-advanced computer -- which proceeds to take control of the vessel and lead it into a deadly war games scenario.

Bread and Circuses

Episode #: 225
Air Date: 03.15.68

Kirk, Spock and McCoy are captured by a Romanesque civilization while investigating the destruction of a Federation ship, and are forced to fight in a gladiator arena for the local population's entertainment.

Assignment: Earth

Episode #: 226
Air Date: 03.29.68
Our Rating:

The Enterprise travels back to 20th century Earth, and finds a man from an alien world attempting to manipulate human history -- who claims to be preventing Earth from destroying itself.