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Watch Star Trek

Star Trek

imdb logo8.3/10
Action & AdventureDrama7+1966 - 19693 Seasons

Where to Watch Star Trek

Below you'll find every episode from all 3 season of Star Trek.
To see what is available free to watch, click the 'Episodes on Sources' tab above.

Season 3

Amazon Prime | CBS | CBS All Access | Hulu | Netflix | Rent or Buy
Season 03, Episode 01 Spock's Brain

S03 E01

Sep 21, 1968
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Spock's Brain An alien female beams aboard the ship and, after incapacitating the rest of the crew, surgically removes Spock's brain. Kirk and the crew have just hours to locate and replace it before Spock's body dies.

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Season 03, Episode 02 The Enterprise Incident

S03 E02

Sep 28, 1968
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The Enterprise Incident The crew of the Enterprise are on a secret mission to steal a Romulan cloaking device.

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Season 03, Episode 03 The Paradise Syndrome

S03 E03

Oct 5, 1968
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The Paradise Syndrome An alien device on a primitive planet erases Captain Kirk's memory, and he begins a new life with the planet's indigenous people.

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Season 03, Episode 04 And the Children Shall Lead

S03 E04

Oct 12, 1968
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And the Children Shall Lead On a distant planet, Kirk, Spock and McCoy find a scientific team dead, and their children who, unknown to the crew, have great powers at their disposal.

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Season 03, Episode 05 Is There in Truth No Beauty?

S03 E05

Oct 19, 1968
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Is There in Truth No Beauty? The Enterprise travels with an alien ambassador whose appearance induces madness.

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Season 03, Episode 06 Spectre of the Gun

S03 E06

Oct 26, 1968
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Spectre of the Gun Having been found trespassers into Melkotian space, Captain Kirk and his companions are sent to die in a re-enactment of the gunfight at the O.K. Corral.

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Season 03, Episode 07 Day of the Dove

S03 E07

Nov 2, 1968
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Day of the Dove An alien force drives the crew of the Enterprise into brutal conflict with the Klingons.

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Season 2

Amazon Prime | CBS | CBS All Access | Hulu | Netflix | Rent or Buy
Season 02, Episode 01 Amok Time

S02 E01

Sep 16, 1967
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Amok Time First Officer Spock returns to his home world for a brutal Vulcan mating ritual.

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Season 02, Episode 02 Who Mourns for Adonais?

S02 E02

Sep 23, 1967
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Who Mourns for Adonais? The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.

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Season 02, Episode 03 The Changeling

S02 E03

Sep 30, 1967
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The Changeling The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.

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Season 02, Episode 04 Mirror, Mirror

S02 E04

Oct 7, 1967
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Mirror, Mirror A transporter mishap swaps Captain Kirk and his companions with their evil counterparts in a parallel universe. In the so-called Mirror Universe, the Enterprise is a ship of the Terran Empire, an organization as evil as the United Federation of Planets is benevolent.

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Season 02, Episode 05 The Apple

S02 E05

Oct 14, 1967
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The Apple The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.

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Season 02, Episode 06 The Doomsday Machine

S02 E06

Oct 21, 1967
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The Doomsday Machine The starship Enterprise and its heavily-damaged sister ship, the USS Constellation, must work together to stop an alien planet-killing machine headed for the heart of Federation territory.

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Season 02, Episode 07 Catspaw

S02 E07

Oct 28, 1967
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Catspaw Two powerful aliens threaten the well-being of the Enterprise and her crew.

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Below you'll find every episode of Star Trek you can watch
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😕 No episodes of Star Trek are free on your sources.