Last updated on Monday 20 January 2014 at 22:04 UK

Watch Star Trek - Series 1 Online Free

Episodes: 29 | Released: 1966 | Certificate: PG | Genre: Action/Adventure | Director: Leo Penn
Actors: William Shatner , Leonard Nimoy , DeForest Kelley , James Doohan , George Takei , Nichelle Nichols , Majel Barrett , Walter Koenig

Star Trek - Series 1 - Episode 1 - The Man Trap

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.

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Star Trek - Series 1 - Episode 2 - Charlie X

A powerful teenage boy wreaks havoc aboard the U.S.S. Enterprise.

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Star Trek - Series 1 - Episode 4 - The Naked Time

A strange alien substance causes the crew to act out their deepest inhibitions, while the ship plummets out of orbit.

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Star Trek - Series 1 - Episode 5 - The Enemy Within

A transporter malfunction causes Captain Kirk to split into his "good" and "evil" selves, and a landing party will freeze to death if the crew is unable to find a way to merge the two Kirks back together.

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Star Trek - Series 1 - Episode 6 - Mudd's Women

The Enterprise picks up a intergalactic conman, Harry Mudd, and three incredibly beautiful women who harbor a dark secret.

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Star Trek - Series 1 - Episode 7 - What Are Little Girls Made Of

Nurse Christine Chapel is reunited with her old fiance on Exo III, but the scientist has plans for Captain Kirk and the Federation.

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Star Trek - Series 1 - Episode 8

A strange group of children are discovered on an Earth-like planet.

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Star Trek - Series 1 - Episode 9 - Dagger Of The Mind

Kirk investigates an experimental facility for holding prisoners and finds a sinister scheme.

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Star Trek - Series 1 - Episode 11 - The Menagerie Part 1

Spock hijacks the Enterprise to return an injured Captain Pike to Talos IV.

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Star Trek - Series 1 - Episode 12 - The Menagerie Part 2

Spock hijacks the Enterprise to return an injured Captain Pike to Talos IV.

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Star Trek - Series 1 - Episode 13 - The Conscience Of The King

Kirk is one of the last survivors who can identify a mass killer, who lurks among a Shakespearean troupe aboard the Enterprise.

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Star Trek - Series 1 - Episode 16 - The Galileo Seven

Spock commands a stranded away team when their shuttlecraft is stranded on a planet with hostile natives.

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Star Trek - Series 1 - Episode 17 - The Squire Of Gothos

A powerful entity known as Trelane torments the crew of the Enterprise.

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Star Trek - Series 1 - Episode 20 - Court Martial

Captain Kirk's career is at stake when he is put on trial for the loss of a crewman during an ion storm.

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Star Trek - Series 1 - Episode 21 - The Return Of The Archons

The Enterprise encounters a seemingly peaceful civilization run by a "benevolent" being named Landru...who intends for them to join his people.

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Star Trek - Series 1 - Episode 23 - A Taste Of Armageddon

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.

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Star Trek - Series 1 - Episode 24 - This Side Of Paradise

The Enterprise visits a colony where indigenous flower spores provide the settlers with peaceful contentment.

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Star Trek - Series 1 - Episode 27 - The Alternative Factor

Kirk and Spock encounter a mysterious alien named Lazarus who claims to be hunting a ruthless maniacal creature.

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