• Score 8.6
  • Premiered: Sep 1966
  • Episodes: 79
  • Followers: 1256
  • Rank #498
  • Ended
  • NBC
  • Thursday at 8

Seasons:

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Season 3
3x1
Spock's Brain
Episode overview
Air date
Sep 20, 1968
Kirk leads the Enterprise in pursuit of a mysterious alien woman after she beams aboard the bridge and steals Spock's brain.
3x2
The Enterprise Incident
Episode overview
Air date
Sep 27, 1968
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 .. show full overview
3x3
The Paradise Syndrome
Episode overview
Air date
Oct 04, 1968
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.
3x4
And the Children Shall Lead
Episode overview
Air date
Oct 11, 1968
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.
3x5
Is There in Truth No Beauty?
Episode overview
Air date
Oct 18, 1968
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.
3x6
Spectre of the Gun
Episode overview
Air date
Oct 25, 1968
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.
3x7
Day of the Dove
Episode overview
Air date
Nov 01, 1968
When the Enterprise brings aboard Klingon prisoners, an alien entity pits both sides against each other in an ever-escalating struggle.
3x8
For the World Is Hollow and I Have Touched the Sky
Episode overview
Air date
Nov 08, 1968
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.
3x9
The Tholian Web
Episode overview
Air date
Nov 15, 1968
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
Episode overview
Air date
Nov 22, 1968
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
Episode overview
Air date
Nov 29, 1968
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
Episode overview
Air date
Dec 06, 1968
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
Episode overview
Air date
Dec 20, 1968
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
Episode overview
Air date
Jan 03, 1969
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.
3x15
Let That Be Your Last Battlefield
Episode overview
Air date
Jan 10, 1969
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
Episode overview
Air date
Jan 17, 1969
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
Episode overview
Air date
Jan 24, 1969
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
Episode overview
Air date
Jan 31, 1969
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
Episode overview
Air date
Feb 14, 1969
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
Episode overview
Air date
Feb 21, 1969
The Enterprise picks up a group of space "hippies" looking for Eden.
3x21
The Cloud Minders
Episode overview
Air date
Feb 28, 1969
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
Episode overview
Air date
Mar 07, 1969
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
Episode overview
Air date
Mar 14, 1969
Kirk, Spock, and McCoy become trapped in the past of another world.
3x24 Show finale
Turnabout Intruder
Episode overview
Air date
Jun 03, 1969
The Enterprise is in danger when Janice Lester, one of Kirk's former lovers, steals his body.

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