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Watch Star Trek - Season 1 Episode 5 Online!:

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.

Writing:
  • Gene Roddenberry

Stars:
Release Date: 1966-09-08
Seasons: 1 2 3
Metacritic: 8.2/10
TMDb: 8.0/10
  • Country: US
  • Language: English
  • Runtime: 50

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Dagger of the Mind
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The Corbomite Maneuver
Episode 10 - The Corbomite Maneuver
The Menagerie (1)
Episode 11 - The Menagerie (1)
The Menagerie (2)
Episode 12 - The Menagerie (2)
The Conscience of the King
Episode 13 - The Conscience of the Kin...
Balance of Terror
Episode 14 - Balance of Terror
Shore Leave
Episode 15 - Shore Leave
The Galileo Seven
Episode 16 - The Galileo Seven
The Squire of Gothos
Episode 17 - The Squire of Gothos
Arena
Episode 18 - Arena
Tomorrow Is Yesterday
Episode 19 - Tomorrow Is Yesterday
Court Martial
Episode 20 - Court Martial
The Return of the Archons
Episode 21 - The Return of the Archons
Space Seed
Episode 22 - Space Seed
A Taste of Armageddon
Episode 23 - A Taste of Armageddon
This Side of Paradise
Episode 24 - This Side of Paradise
The Devil in the Dark
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Errand of Mercy
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The Alternative Factor
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Operation: Annihilate!
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