Season 3

Star TrekSeason 3

1968
24 Episodes

Episodes

Spock's Brain
S03E01
6.2

Spock's Brain

An alien female beams aboard the ship and, after incapacitating the rest of the crew, surgically removes Spock's brain. Kirk and the crew have just hours to locate and replace it before Spock's body dies.

20 Sept 196851m
The Enterprise Incident
S03E02
7.9

The Enterprise Incident

The crew of the Enterprise are on a secret mission to steal a Romulan cloaking device.

27 Sept 196851m
The Paradise Syndrome
S03E03
6.6

The Paradise Syndrome

An alien device on a primitive planet erases Captain Kirk's memory, and he begins a new life with the planet's indigenous people.

04 Oct 196851m
And the Children Shall Lead
S03E04
5.8

And the Children Shall Lead

On a distant planet, Kirk, Spock and McCoy find a scientific team dead, and their children who, unknown to the crew, have great powers at their disposal.

11 Oct 196851m
Is There in Truth No Beauty?
S03E05
7.1

Is There in Truth No Beauty?

The Enterprise travels with an alien ambassador whose appearance induces madness.

18 Oct 196851m
Spectre of the Gun
S03E06
6.8

Spectre of the Gun

Having been found trespassers into Melkotian space, Captain Kirk and his companions are sent to die in a re-enactment of the gunfight at the O.K. Corral.

25 Oct 196851m
Day of the Dove
S03E07
7.5

Day of the Dove

An alien force drives the crew of the Enterprise into brutal conflict with the Klingons.

01 Nov 196851m
For the World Is Hollow and I Have Touched the Sky
S03E08
7.2

For the World Is Hollow and I Have Touched the Sky

The crew of the Enterprise rush to stop an asteroid from colliding with a Federation world, but discover the asteroid is actually an inhabited generation ship.

08 Nov 196851m
The Tholian Web
S03E09
7.5

The Tholian Web

Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians demand that the Enterprise leave their space.

15 Nov 196850m
Plato's Stepchildren
S03E10
6.8

Plato's Stepchildren

The crew of the Enterprise encounters an ageless and sadistic race of humanoids with the power of telekinesis and who claim to have organized their society around Ancient Greek ideals.

22 Nov 196851m
Wink of an Eye
S03E11
7.4

Wink of an Eye

Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".

29 Nov 196851m
The Empath
S03E12
6.5

The Empath

While visiting a doomed planet, the landing party is subject to torturous experiments by powerful aliens.

06 Dec 196851m
Elaan of Troyius
S03E13
6.8

Elaan of Troyius

The USS Enterprise ferries a spoiled princess whose betrothal to a royal Troyian is hoped will bring peace to a star system at war.

20 Dec 196851m
Whom Gods Destroy
S03E14
6.9

Whom Gods Destroy

Captain Kirk faces off with a demented shape-shifting starship captain determined to control the universe.

03 Jan 196951m
Let That Be Your Last Battlefield
S03E15
7.4

Let That Be Your Last Battlefield

The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.

10 Jan 196951m
The Mark of Gideon
S03E16
6.8

The Mark of Gideon

A race of overpopulated aliens abduct Captain Kirk to solve their problem.

17 Jan 196951m
That Which Survives
S03E17
6.6

That Which Survives

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.

24 Jan 196951m
The Lights of Zetar
S03E18
6.6

The Lights of Zetar

Strange incorporeal aliens threaten the Memory Alpha station and the Enterprise.

31 Jan 196951m
Requiem for Methuselah
S03E19
7.1

Requiem for Methuselah

The crew of the Enterprise encounter an immortal human in this science fiction variation on Shakespeare's The Tempest.

14 Feb 196951m
The Way to Eden
S03E20
6.2

The Way to Eden

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

21 Feb 196951m
The Cloud Minders
S03E21
7.1

The Cloud Minders

Captain Kirk races against time to acquire plague-fighting minerals from a world in the midst of a civil uprising against a grievous social class disparity.

28 Feb 196951m
The Savage Curtain
S03E22
6.7

The Savage Curtain

Aliens force Captain Kirk and First Officer Spock to join forces with "Abraham Lincoln" and "Surak" to battle villains in a contest of good vs. evil.

07 Mar 196951m
All Our Yesterdays
S03E23
7.8

All Our Yesterdays

Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova.

14 Mar 196951m
Turnabout Intruder
S03E24
7.0

Turnabout Intruder

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

03 Jun 196951m