Star Trek - Season 1
Run Time: 50 mins
Air Date: Thu, 8 Sept 1966
Average Rating: ⭐ 8 (1326 votes)
NBC29 Episodes
The Man Trap
Season 1 - Episode 1
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
Season 1 - Episode 2
Charlie Evans, the sole survivor of a transport crash, is transferred to the Enterprise from a different ship. Why are they so eager to rid ...
Where No Man Has Gone Before
Season 1 - Episode 3
While exploring the edge of the galaxy, the Enterprise encounters an energy barrier that gives some crewmen strange powers.
The Naked Time
Season 1 - Episode 4
A strange alien substance causes the crew to lose their inhibitions.
The Enemy Within
Season 1 - Episode 5
A transporter malfunction causes Captain Kirk to split into his "good" and "evil" selves, and a landing party will freeze to death if they d...
Mudd's Women
Season 1 - Episode 6
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?
Season 1 - Episode 7
Nurse Christine Chapel is reunited with her old fiance on Exo III, but the scientist has plans for Captain Kirk and the Federation.
Miri
Season 1 - Episode 8
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 loca...
Dagger of the Mind
Season 1 - Episode 9
Kirk investigates an experimental facility for holding prisoners and finds a sinister scheme.
The Corbomite Maneuver
Season 1 - Episode 10
The Enterprise encounters a vast alien ship that threatens the Enterprise with destruction.
The Menagerie (1)
Season 1 - Episode 11
Spock kidnaps his former captain, the crippled Christopher Pike, and heads for a quarantined planet, putting his career and Kirk's life on t...
The Menagerie (2)
Season 1 - Episode 12
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 d...
The Conscience of the King
Season 1 - Episode 13
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
Season 1 - Episode 14
Kirk pits the Enterprise against an invisible spaceship testing the Federation's defenses.
Shore Leave
Season 1 - Episode 15
The Enterprise crew take shore leave on a peaceful, pastoral planet... where their dreams and fantasies come to life.
The Galileo Seven
Season 1 - Episode 16
Spock commands a stranded away team when their shuttlecraft is stranded on a planet with hostile natives.
The Squire of Gothos
Season 1 - Episode 17
The Enterprise finds itself at the mercy of a seemingly omnipotent being who fancies himself an 18th century Englishman.
Arena
Season 1 - Episode 18
When a mysterious alien race destroy an Earth colony, the Enterprise pursues, but Kirk and the alien captain are forced to fight each other ...
Tomorrow Is Yesterday
Season 1 - Episode 19
In a freak accident the Enterprise is sent back to 20th century Earth, and must find their way back without changing history.
Court Martial
Season 1 - Episode 20
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
Season 1 - Episode 21
The Enterprise encounters a seemingly peaceful civilization run by a "benevolent" being named Landru... who intends for them to join his peo...
Space Seed
Season 1 - Episode 22
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
Season 1 - Episode 23
The Enterprise arrives at a planet to establish diplomatic relations and finds itself in the middle of a "peaceful" war that threatens to de...
This Side of Paradise
Season 1 - Episode 24
The Enterprise crew try to rescue colonists from deadly radiation, but instead encounter strange alien spores that seem to offer paradise.
The Devil in the Dark
Season 1 - Episode 25
Kirk investigates a series of grisly murders on a mining planet that are the work of a seemingly hostile alien creature.
Errand of Mercy
Season 1 - Episode 26
The Federation and the Klingon Empire teeter on the brink of war as Kirk investigates Organia, a humble planet, inhabited by pacifists, that...
The Alternative Factor
Season 1 - Episode 27
Kirk and Spock encounter an alien named Lazarus who claims to be from an anti-matter universe.
The City on the Edge of Forever
Season 1 - Episode 28
Kirk and Spock must travel into the past in order to correct a change that will alter history.
Operation: Annihilate!
Season 1 - Episode 29
Kirk and the Enterprise must combat parasitic aliens threatening the lives of millions.