Browse all episodes for the series Star Trek (United States, 1966).
Star Trek (1x25): The Devil in the Dark
Episode / 1967-03-09 / United States / Releases: 1 / Recordings: 1
Composed by Alexander Courage
Kirk investigates a series of grisly murders on a mining planet that are the work of a seemingly hostile alien creature.
Star Trek (2x02): Who Mourns for Adonais?
Episode / 1967-09-22 / United States / Releases: 2 / Recordings: 1
Composed by Fred Steiner
The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.
Star Trek (2x03): The Changeling
Episode / 1967-09-29 / United States / Releases: 1 / Recordings: 1
Composed by Fred Steiner
The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.
Star Trek (2x04): Mirror, Mirror
Episode / 1967-10-06 / United States / Releases: 2 / Recordings: 1
Composed by Fred Steiner
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.
Star Trek (2x05): The Apple
Episode / 1967-10-13 / United States / Releases: 1 / Recordings: 1
Composed by Gerald Fried
The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.
Star Trek (2x06): The Doomsday Machine
Episode / 1967-10-20 / United States / Releases: 2 / Recordings: 1
Composed by Sol Kaplan
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.
Star Trek (2x07): Catspaw
Episode / 1967-10-27 / United States / Releases: 3 / Recordings: 1
Composed by Gerald Fried
Two powerful aliens threaten the well-being of the Enterprise and her crew.
Star Trek (2x08): I, Mudd
Episode / 1967-11-03 / United States / Releases: 2 / Recordings: 1
Composed by Samuel Matlovsky
Captain Kirk has a second run-in with the conman, Harry Mudd. Mudd is now the supreme ruler of a planet of androids who cater to his every whim.
Star Trek (2x09): Metamorphosis
Episode / 1967-11-10 / United States / Releases: 3 / Recordings: 1
Composed by George Duning
A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.
Star Trek (2x10): Journey to Babel
Episode / 1967-11-17 / United States / Releases: 1 / Recordings: 1
Composed by Gerald Fried
The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.