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Season 1 Episodes

S01 Episode

The Cage

Capt Pike of the USS Enterprise is kidnapped by an alien race, the Talosians, who are masters of illusion. They intend that he marry Vina, the only survivor of a starship crash in 2236.

1 h 3 mins

S01 Episode 1

The Man Trap

After landing on planet M-113, the Enterprise is stalked by a creature which can assume the shape and form of anyone it chooses, and which kills by removing the entire salt content of its victims' bodies.

50 mins  ·  Thu, 8 Sep 1966

S01 Episode 2

Charlie X

The Enterprise helps Charlie Evans, the lone survivor of a transport crash 14 years earlier, but he threatens the security of the ship when he exhibits strange and unusual powers.

50 mins  ·  Thu, 15 Sep 1966

S01 Episode 3

Where No Man Has Gone Before

Two crew members develop god-like ESP capabilities when the Enterprise passes through the edge of the galaxy while searching for the Valiant.

50 mins  ·  Thu, 22 Sep 1966

S01 Episode 4

The Naked Time

While investigating the deaths of a research team on Psi 2000, the Enterprise is infected with a virus that causes crew members to behave irrationally.

50 mins  ·  Thu, 29 Sep 1966

S01 Episode 5

The Enemy Within

A transporter malfunction causes a double of Capt Kirk to appear, one that embodies his wild, negative side.

50 mins  ·  Thu, 6 Oct 1966

S01 Episode 6

Mudd's Women

A slippery con man and his three stunningly beautiful lady friends make a big impression on the Enterprise.

50 mins  ·  Thu, 13 Oct 1966

S01 Episode 7

What Are Little Girls Made Of?

The Enterprise arrives at EXO-III to learn the fate of Nurse Chapel's fiancé.

50 mins  ·  Thu, 20 Oct 1966

S01 Episode 8

Miri

Kirk and a landing party discover a replica Earth trapped in the year 1960, and inhabited only by children. After learning that a plague has wiped out all the adults, the crew fear that they will become the next victims of the disease.

50 mins  ·  Thu, 27 Oct 1966

S01 Episode 9

Dagger of the Mind

Capt Kirk investigates the penal colony on Tantalus when a prominent doctor, claiming patient abuses, smuggles himself on board the Enterprise.

50 mins  ·  Thu, 3 Nov 1966

S01 Episode 10

The Corbomite Maneuver

When the Enterprise encounters a mysterious spacecraft, Capt Kirk is forced to bluff his way out of a dangerous situation.

50 mins  ·  Thu, 10 Nov 1966

S01 Episode 11

The Menagerie

Spock has hijacked the Enterprise and taken it within range of the forbidden planet of Talos IV. At his court martial, he produces evidence of Capt Pike's first contacts with the Talosians.

49 mins  ·  Thu, 17 Nov 1966

S01 Episode 12

The Menagerie

As Mr Spock conducts his own defence, the Enterprise receives transmissions from Talos IV detailing Capt Pike's first encounter with the Talosians.

50 mins  ·  Thu, 24 Nov 1966

S01 Episode 13

The Conscience of the King

Capt Kirk investigates an old friend's claim that a mass executioner, thought to have been dead 20 years, is alive and masquerading as an actor.

50 mins  ·  Thu, 8 Dec 1966

S01 Episode 14

Balance of Terror

While investigating the destruction of four outposts along the neutral zone, the Enterprise plays a game of cat-and-mouse with a Romulan warbird.

50 mins  ·  Thu, 15 Dec 1966

S01 Episode 15

Shore Leave

As the crew of the Enterprise stand by for some well-deserved rest and recreation on a planet resembling Earth, the landing party beamed down to prepare the way find themselves experiencing some distinctly unearthly happenings.

50 mins  ·  Thu, 29 Dec 1966

S01 Episode 16

The Galileo Seven

Mr Spock and the crew fight for survival when their shuttlecraft crash-lands on a barren planet.

50 mins  ·  Thu, 5 Jan 1967

S01 Episode 17

The Squire of Gothos

Capt Kirk vanishes from the bridge, and Spock sends a team to investigate an uncharted planet.

50 mins  ·  Thu, 12 Jan 1967

S01 Episode 18

Arena

Pursuing an alien vessel which has decimated a Federation outpost, the Enterprise is halted by an unknown force and Captain Kirk finds himself in a nightmarish struggle to save himself and his crew from almost certain death.

50 mins  ·  Thu, 19 Jan 1967

S01 Episode 19

Tomorrow Is Yesterday

The Enterprise is forced to defend itself when it is mistaken as a UFO.

50 mins  ·  Thu, 26 Jan 1967

S01 Episode 20

Court Martial

Capt Kirk is charged with causing the death of a missing officer through cowardice.

50 mins  ·  Thu, 2 Feb 1967

S01 Episode 21

Return of the Archons

While investigating the disappearance of the USS Archon on the planet Beta III, Kirk and his crew encounter an old-style Western community brainwashed and subservient to a sinister godlike figure called Landru.

50 mins  ·  Thu, 9 Feb 1967

S01 Episode 22

Space Seed

A derelict spaceship, bearing the survivors of a past civilisation held in suspended animation, drifts into the path of the USS Enterprise.

50 mins  ·  Thu, 16 Feb 1967

S01 Episode 23

A Taste of Armageddon

The Enterprise is sent on a diplomatic mission to one of the protagonists in a 500-year-old space war, only to discover that the starship is itself destined for destruction.

50 mins  ·  Thu, 23 Feb 1967

S01 Episode 24

This Side of Paradise

Given the grim task of seeking survivors on planet Omicron Ceti III, which has become exposed to deadly rays, Capt Kirk is astounded to find everyone in perfect health. However, not everything is quite as it seems.

50 mins  ·  Thu, 2 Mar 1967

S01 Episode 25

The Devil in the Dark

In response to a distress call, the Enterprise is sent to the mining planet of Janus Six.

50 mins  ·  Thu, 9 Mar 1967

S01 Episode 26

Errand of Mercy

The Federation, in a desperate attempt to thwart an invasion by the warring Klingon Empire, sends the Enterprise to Organia to offer protection.

50 mins  ·  Thu, 16 Mar 1967

S01 Episode 27

The Alternative Factor

While investigating an uncharted planet, the crew encounters Lazarus, a man on the run from his alter ego in a parallel universe.

50 mins  ·  Thu, 23 Mar 1967

S01 Episode 28

The City on the Edge of Forever

Capt Kirk discovers a time vortex while searching for Dr McCoy.

50 mins  ·  Thu, 6 Apr 1967

S01 Episode 29

Operation -- Annihilate!

On the planet Deneva, Capt Kirk fights the parasitic invaders that killed his brother and control their victims with intense pain.

50 mins  ·  Thu, 13 Apr 1967