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Star Trek

Season 3 1968 - 1969
TV-PG

  • 1968-09-21T00:30:00Z on NBC
  • 60 mins
  • 20 hours, 0 mins (24 episodes)
  • United States
  • English
  • Science Fiction, Fantasy, Drama, Action, Adventure

The third and final season of the original Star Trek aired Fridays at 10:00-11:00 pm on NBC from September 20, 1968 to March 14, 1969. The final episode aired Tuesday, June 3, 1969 at 7:30-8:30 pm.

Actors

24 episodes

3x01 Spock's Brain

  • Season Premiere

    1968-09-21T00:30:00Z — 50 mins

Kirk leads the Enterprise in pursuit of a mysterious alien woman after she beams aboard the bridge and steals Spock's brain.

3x02 The Enterprise Incident

  • 1968-09-28T00:30:00Z — 50 mins

An unusually tense and irritable Kirk orders his ship into the Romulan Neutral Zone, where it is promptly surrounded. Beamed to a Romulan ship, Kirk lies about the intrusion, then attacks Spock, who responds with a Vulcan death grip. While the female Romulan commander courts Spock, a secret mission unfolds.

3x03 The Paradise Syndrome

  • 1968-10-05T00:30:00Z — 50 mins

Spock and the Enterprise crew race to destroy an asteroid threatening a primitive world where an amnesiac Kirk is proclaimed a god by its indigenous people.

The Enterprise travels to a planet where the members of a scientific team appear to have killed themselves. Their orphaned children are brought back to the ship, where they begin exhibiting odd behavior.

The Enterprise hosts an alien ambassador whose outward appearance induces madness in humanoids. When Spock is driven mad after an unfortunate oversight, only the ambassador's jealous telepathic companion can save his mind.

3x06 Spectre of the Gun

  • 1968-10-26T00:30:00Z — 50 mins

When coming to an exaphobic isolationist planet, Captain Kirk and his landing party are punished for trepassing. They are sentenced to death in a surreal recreation of the Gunfight at the OK Corral with the landing on the losing side.

3x07 Day of the Dove

  • 1968-11-02T01:30:00Z — 50 mins

When the Enterprise brings aboard Klingon prisoners, an alien entity pits both sides against each other in an ever-escalating struggle.

The Enterprise must deflect an asteroid on a collision course with an inhabited planet... but discover the asteroid is a spaceship with a population unaware of the outside world.

3x09 The Tholian Web

  • 1968-11-16T01:30:00Z — 50 mins

Captain Kirk finds himself trapped between dimensions on a disintegrating starship. The Enterprise crew works against time to rescue him as the Tholians weave a destructive energy web around their ship.

3x10 Plato's Stepchildren

  • 1968-11-23T01:30:00Z — 50 mins

Kirk and his crew find themselves at the mercy of powerful individuals who possess mind-over-matter powers... and plan to use the Enterprise crew for their twisted entertainment.

3x11 Wink of an Eye

  • 1968-11-30T01:30:00Z — 50 mins

Invisible to humans due to their time-accelerated state, a group of aliens invade the Enterprise and attempt to abduct members of the crew to serve as breeding stock for their dying planet.

3x12 The Empath

  • 1968-12-07T01:30:00Z — 50 mins

On a planet doomed to destruction, Kirk, Spock & McCoy become involved with two aliens who use them as laboratory animals in a bizarre series of tests on an alien empath who may be the savior of her planet.

3x13 Elaan of Troyius

  • 1968-12-21T01:30:00Z — 50 mins

The Enterprise must escort an alien princess to her marriage to seal an interplanetary alliance... but she becomes attracted to Kirk.

3x14 Whom Gods Destroy

  • 1969-01-04T01:30:00Z — 50 mins

Kirk and Spock investigate an insane asylum where a former Starfleet captain is being held, only to discover that he has freed the inmates and is running the place.

The Enterprise finds itself host to two alien beings from the same planet, who share an intense and self-destructive hatred of each other.

3x16 The Mark of Gideon

  • 1969-01-18T01:30:00Z — 50 mins

Kirk beams down on a diplomatic mission... and finds himself in an Enterprise where all the crew have vanished and only a mysterious woman resides.

3x17 That Which Survives

  • 1969-01-25T01:30:00Z — 50 mins

Kirk, McCoy, and Sulu are stranded on a barren planet where a mysterious woman attempts to kill them one at a time, while the Enterprise must travel halfway across the galaxy to rescue them.

3x18 The Lights of Zetar

  • 1969-02-01T01:30:00Z — 50 mins

The Enterprise must deal with discorporeal cloud-like corporeal aliens who have already destroyed the inhabitants of a library planet and plan to eliminate the Enterprise crew if they cannot acquire a human host.

3x19 Requiem for Methuselah

  • 1969-02-15T01:30:00Z — 50 mins

While seeking a cure for a fever ravaging the Enterprise, Kirk and Spock encounter Flint, a hermit-like Earthman, and his beautiful young ward.

3x20 The Way to Eden

  • 1969-02-22T01:30:00Z — 50 mins

The Enterprise picks up a group of space "hippies" looking for Eden.

3x21 The Cloud Minders

  • 1969-03-01T01:30:00Z — 50 mins

Kirk must resolve a mining dispute on a the cloud city of Stratos to acquire the resources to cure a space plague.

3x22 The Savage Curtain

  • 1969-03-08T01:30:00Z — 50 mins

Kirk and Spock meet Abraham Lincoln and Surak of Vulcan and must do battle with some of histories most terrible villians.

3x23 All Our Yesterdays

  • 1969-03-15T01:30:00Z — 50 mins

Kirk, Spock, and McCoy become trapped in the past of another world.

3x24 Turnabout Intruder

  • 1969-06-04T00:30:00Z — 50 mins

The Enterprise is in danger when Janice Lester, one of Kirk's former lovers, steals his body.

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