• Score 8.6
  • Premiered: Sep 1966
  • Episodes: 79
  • Followers: 1248
  • Rank #495
  • Ended
  • NBC
  • Thursday at 8


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Season 1 Discuss
The Man Trap
Air date
Sep 08, 1966
Kirk and his crew are at deadly risk from an alien creature that feeds on the salt in a human body and can take on any form.
Charlie X
Air date
Sep 15, 1966
Stardate 1533.6: The Enterprise picks up Charlie Evans, a young man who is the sole survivor of a transport crash. Little do they know he possesses extraordinary mental powers which will come to pose a threat to the ship and its crew.
Where No Man Has Gone Before
Air date
Sep 22, 1966
While exploring the edge of the galaxy, the Enterprise encounters an energy barrier that gives two crewmen godlike powers.
The Naked Time
Air date
Sep 29, 1966
A strange alien substance causes the crew to act out their deepest inhibitions, while the ship plummets out of orbit.
The Enemy Within
Air date
Oct 06, 1966
A transporter malfunction causes Captain Kirk to split into his "good" and "evil" selves, and a landing party will freeze to death if they don't merge the two back together.
Mudd's Women
Air date
Oct 13, 1966
The Enterprise picks up a intergalactic conman, Harry Mudd, and three incredibly beautiful women who harbor a dark secret.
What Are Little Girls Made Of?
Air date
Oct 20, 1966
Nurse Christine Chapel is reunited with her old fiance on Exo III, but the scientist has plans for Captain Kirk and the Federation.
Air date
Oct 27, 1966
Kirk and a landing party are stranded on a planet due to a disease that causes any adult to die a painful death, and must deal with the local children who have survived.
Dagger of the Mind
Air date
Nov 03, 1966
Kirk investigates an experimental facility for holding prisoners and finds a sinister scheme.
The Corbomite Maneuver
Air date
Nov 10, 1966
The Enterprise encounters a vast alien ship that sets out to test them.
The Menagerie (1)
Air date
Nov 17, 1966
Spock kidnaps his former captain, the crippled Christopher Pike, and heads for a quarantined planet, putting his career and Kirk's life on the line.
The Menagerie (2)
Air date
Nov 24, 1966
Spock's court-martial continues as he attempts to justify his abduction of Pike, the theft of the Enterprise, and his heading for a planet declared forbidden by Starfleet.
The Conscience of the King
Air date
Dec 08, 1966
Kirk is one of the last survivors who can identify a mass killer, who lurks among a Shakespearean troupe aboard the Enterprise.
Balance of Terror
Air date
Dec 15, 1966
Kirk pits the Enterprise against an invisible spaceship testing the Federation's defenses.
Shore Leave
Air date
Dec 29, 1966
The Enterprise crew take shore leave on a peaceful, pastoral planet... where their dreams and fantasies come to life.
The Galileo Seven
Air date
Jan 05, 1967
Spock commands a stranded away team when their shuttlecraft is stranded on a planet with hostile natives.
The Squire of Gothos
Air date
Jan 12, 1967
The Enterprise finds itself at the mercy of a seemingly omnipotent being who fancies himself a 18th century Englishman.
Air date
Jan 19, 1967
When a mysterious alien race destroy an Earth colony, the Enterprise pursues but Kirk and the alien captain are forced to fight each other by powerful aliens.
Tomorrow is Yesterday
Air date
Jan 26, 1967
The Enterprise collides with a black hole and is thrown back to Earth in the 20th century, where they must find a way back and erase any trace of their presence. Matters become .. show full overview
Court Martial
Air date
Feb 02, 1967
Captain Kirk's career is at stake when he is put on trial for the loss of a crewman during an ion storm.
The Return of the Archons
Air date
Feb 09, 1967
The Enterprise encounters a seemingly peaceful civilization run by a "benevolent" being named Landru... who intends for them to join his people.
Space Seed
Air date
Feb 16, 1967
The Enterprise picks up a crew of genetic supermen from the 20th century... and their leader, Khan, plans to create a new empire.
A Taste of Armageddon
Air date
Feb 23, 1967
The Enterprise arrives at a planet to establish diplomatic relations and finds itself in the middle of a "peaceful" war that threatens to destroy the ship.
This Side of Paradise
Air date
Mar 02, 1967
The Enterprise crew is trapped in paradise when they come to rescue colonists who have fallen to pacifying alien spores and become infected themselves.
The Devil in the Dark
Air date
Mar 09, 1967
Kirk investigates a series of grisly murders on a mining planet that are the work of a seemingly hostile alien creature.
Errand of Mercy
Air date
Mar 23, 1967
The Federation and the Klingon Empire teeter on the brink of war as Kirk investigates Organia, a humble planet inhabited by pacifists that is unwittingly caught in the middle.
The Alternative Factor
Air date
Mar 30, 1967
Kirk and Spock encounter an alien named Lazarus who claims to be from an anti-matter universe.
The City on the Edge of Forever
Air date
Apr 06, 1967
Kirk and Spock must travel into the past in order to correct a change that will alter history.
1x29 Season finale
Operation -- Annihilate!
Air date
Apr 13, 1967
Kirk and the Enterprise must combat parasitic aliens.

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