Star Trek: The Original Series S01E15 Shore Leave
The crew of the Enterprise, including Captain Kirk, Spock, and Dr. McCoy, take shore leave on a seemingly tranquil planet where their imag..
Star Trek: The Original Series S01E14 Balance of Terror
The crew of the Enterprise, led by Captain Kirk and Science Officer Spock, embarks on a tense mission to track a mysterious Romulan vessel..
Star Trek: The Original Series S01E13 The Conscience of the King
Captain Kirk investigates a mysterious lead suggesting that a notorious mass murderer may be hiding among a traveling acting company. With..
Star Trek: The Original Series S01E12 The Menagerie, Part II
During Spock’s court martial, the crew of the Enterprise revisits the mysterious events surrounding Captain Pike’s earlier mission to Talo..
Star Trek: The Original Series S01E11 The Menagerie, Part I
Captain Kirk, Spock, and Dr. McCoy are summoned to Star Base 11 to investigate a surprising turn of events involving the former Enterprise..
Star Trek: The Original Series S01E10 The Corbomite Maneuver
Captain Kirk, commanding the USS Enterprise with key officers Spock and Dr. McCoy, encounters a powerful alien vessel threatening their mi..
Star Trek: The Original Series S01E09 Dagger of the Mind
When a disturbed man escapes from the Tantalus Penal Colony, Captain Kirk and the crew of the Enterprise are drawn into an investigation t..
Star Trek: The Original Series S01E08 Miri
Captain Kirk and his crew, including Spock and Dr. McCoy, encounter a planet inhabited solely by children whose aging has been artificiall..
Star Trek: The Original Series S01E07 What Are Little Girls Made Of?
The Enterprise crew, led by Captain Kirk, aids Nurse Chapel in locating her missing fiancé, Dr. Korby, whose groundbreaking work on creati..
Star Trek: The Original Series S01E06 Mudd’s Women
When the USS Enterprise rescues Harry Mudd and his three companions from a dangerous asteroid belt, Captain Kirk and his crew, including S..
Star Trek: The Original Series S01E05 The Enemy Within
When a transporter accident divides Captain Kirk into two separate versions of himself, one embodying his darker impulses and the other hi..
Star Trek: The Original Series S01E04 The Naked Time
When the Enterprise encounters a strange alien substance, the crew, including Captain Kirk, Spock, and Dr. McCoy, begin to lose their usua..
Star Trek: The Original Series S01E03 Where No Man Has Gone Before
As the Enterprise, under Captain Kirk’s command, approaches the edge of the Galaxy, the crew encounters a mysterious Force Field that enha..
Star Trek: The Original Series S01E02 Charlie X
When the Enterprise crew welcomes 17-year-old Charles Evans, a young man raised in isolation by mysterious non-corporeal beings, they quic..
Star Trek: The Original Series S01E29 Operation: Annihilate!
Captain Kirk, Spock, Dr. McCoy, and the crew of the Enterprise face a dire threat when a mysterious parasitic alien species endangers the ..
Star Trek: The Original Series S01E28 The City on the Edge of Forever
Captain Kirk and Spock discover a mysterious time portal known as the Guardian of Forever, which sends them back to 1930s Earth. As they n..
Star Trek: The Original Series S01E27 The Alternative Factor
Captain Kirk and Mr. Spock investigate a mysterious scientist named Lazarus who warns of a dangerous threat involving an anti-matter unive..
Star Trek: The Original Series S01E26 Errand of Mercy
As the Federation faces rising tensions with the Klingon Empire, Captain Kirk, along with Spock and Dr. McCoy, is sent to the peaceful pla..
Star Trek: The Original Series S01E25 The Devil in the Dark
Captain Kirk, along with Spock and Dr. McCoy, arrives on a mining planet to investigate a series of mysterious and violent attacks threate..
Star Trek: The Original Series S01E24 This Side of Paradise
Captain Kirk, Spock, Dr. McCoy, and the Enterprise crew respond to a distress call from a colony threatened by lethal radiation. Upon arri..
Star Trek: The Original Series S01E23 A Taste of Armageddon
The Enterprise, commanded by Captain Kirk and accompanied by Spock, Dr. McCoy, Scotty, and Sulu, visits a distant planet to initiate diplo..
Star Trek: The Original Series S01E22 Space Seed
The crew of the Enterprise, led by Captain Kirk and Spock, discover a sleeper ship containing genetically enhanced superhumans from the 20..
Star Trek: The Original Series S01E21 The Return of the Archons
Captain Kirk and the crew of the Enterprise, including Spock and Dr. McCoy, arrive at a planet governed by a seemingly peaceful society un..
Star Trek: The Original Series S01E20 Court Martial
Captain Kirk faces a serious tribunal after a crew member is lost during a dangerous ion storm, putting his command and reputation on the ..
Star Trek: The Original Series S01E19 Tomorrow Is Yesterday
In this episode, Captain Kirk, Spock, and the crew of the Enterprise are unexpectedly transported back to 20th century Earth due to a spac..
Star Trek: The Original Series S01E18 Arena
Captain Kirk and the crew of the USS Enterprise encounter a powerful alien vessel, leading to a tense standoff. When both ships are seized..
Star Trek: The Original Series S01E17 The Squire of Gothos
The Enterprise is trapped by a powerful, mischievous being named Trelane, who treats the crew like playthings in his surreal, medieval wor..
Star Trek: The Original Series S01E16 The Galileo Seven
When the shuttlecraft piloted by Spock and a crew of six malfunctions, they crash land on a planet inhabited by towering hostile creatures..