Star Trek poster

TV series

Star Trek

1966TV-PG3 seasons8.0 / 10

To boldly go where no man has gone before

Space. The Final Frontier. The U.S.S. Enterprise embarks on a five year mission to explore the galaxy. The Enterprise is under the command of Captain James T. Kirk with First Officer Mr. Spock, from the planet Vulcan. With a determined crew, the Enterprise encounters Klingons, Romulans, time paradoxes, tribbles and genetic supermen led by Khan Noonian Singh. Their mission is to explore strange new worlds, to seek new life and new civilizations, and to boldly go where no man has gone before.

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Checked Jul 22, 2026

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Synopsis

Space. The Final Frontier. The U.S.S. Enterprise embarks on a five year mission to explore the galaxy. The Enterprise is under the command of Captain James T. Kirk with First Officer Mr. Spock, from the planet Vulcan. With a determined crew, the Enterprise encounters Klingons, Romulans, time paradoxes, tribbles and genetic supermen led by Khan Noonian Singh. Their mission is to explore strange new worlds, to seek new life and new civilizations, and to boldly go where no man has gone before.

Season 3 episodes

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Episode 1

Spock's Brain

51m6.1 / 10

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.

Episode credits

Directed by Marc DanielsWritten by Gene L. CoonGuest stars Marj Dusay, Eddie Paskey, Sheila Leighton, Majel Barrett, Frank da Vinci, Frieda Rentie, Pete Kellett, Bill Blackburn

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Episode 2

The Enterprise Incident

51m7.8 / 10

The crew of the Enterprise are on a secret mission to steal a Romulan cloaking device.

Episode credits

Directed by John Meredyth LucasWritten by D.C. FontanaGuest stars Jack Donner, Eddie Paskey, Richard Compton, Joanne Linville, Gordon Coffey, Mike Howden, Robert Gentile, Richard Compton

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Episode 3

The Paradise Syndrome

51m6.6 / 10

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

Episode credits

Directed by Jud TaylorWritten by Margaret ArmenGuest stars Rudy Solari, Richard Hale, Sabrina Scharf

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Episode 4

And the Children Shall Lead

51m5.8 / 10

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.

Episode credits

Directed by Marvin J. ChomskyWritten by Edward J. LaksoGuest stars Melvin Belli, Pamelyn Ferdin, Brian Tochi, Craig Huxley, Frank da Vinci

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Episode 5

Is There in Truth No Beauty?

51m7.1 / 10

The Enterprise travels with an alien ambassador whose appearance induces madness.

Episode credits

Directed by Ralph SenenskyWritten by Jean Lisette AroesteGuest stars David Frankham, Diana Muldaur, Frank da Vinci

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Episode 6

Spectre of the Gun

51m6.8 / 10

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.

Episode credits

Directed by Vincent McEveetyWritten by Gene L. Coon, Leroy CroninGuest stars Charles Maxwell, Eddie Paskey, Gregg Palmer, Bill Zuckert, Abraham Sofaer, Ron Soble, Rex Holman, Bonnie Beecher

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Episode 7

Day of the Dove

51m7.5 / 10

An alien force drives the crew of the Enterprise into brutal conflict with the Klingons.

Episode credits

Directed by Marvin J. ChomskyWritten by Jerome BixbyGuest stars Michael Ansara, Mark Tobin, David L. Ross, Susan Howard

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Episode 8

For the World Is Hollow and I Have Touched the Sky

51m7.1 / 10

The crew of the Enterprise rush to stop an asteroid from colliding with a Federation world, but discover the asteroid is actually an inhabited generation ship.

Episode credits

Directed by Anton LeaderWritten by Rik VollaertsGuest stars Katherine Woodville, Jon Lormer, Byron Morrow, Frank da Vinci

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Episode 9

The Tholian Web

50m7.5 / 10

Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians demand that the Enterprise leave their space.

Episode credits

Directed by Ralph Senensky, Herb WallersteinWritten by Judy Burns, Chet RichardsGuest stars Barbara Babcock, Frank da Vinci

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Episode 10

Plato's Stepchildren

51m6.9 / 10

The crew of the Enterprise encounters an ageless and sadistic race of humanoids with the power of telekinesis and who claim to have organized their society around Ancient Greek ideals.

Episode credits

Directed by David AlexanderWritten by Meyer DolinskyGuest stars Barbara Babcock, Michael Dunn, Liam Sullivan

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Episode 11

Wink of an Eye

51m7.4 / 10

Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".

Episode credits

Directed by Jud TaylorWritten by Gene L. Coon, Arthur HeinemannGuest stars Jason Evers, Kathie Browne, Geoffrey Binney, Erik Holland

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Episode 12

The Empath

51m6.5 / 10

While visiting a doomed planet, the landing party is subject to torturous experiments by powerful aliens.

Episode credits

Directed by John ErmanWritten by Joyce MuskatGuest stars Jason Wingreen, Kathryn Hays, Davis Roberts, Willard Sage, Alan Bergmann

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Episode 13

Elaan of Troyius

51m6.8 / 10

The USS Enterprise ferries a spoiled princess whose betrothal to a royal Troyian is hoped will bring peace to a star system at war.

Episode credits

Directed by John Meredyth LucasWritten by John Meredyth LucasGuest stars France Nuyen, Dick Durock, Lee Duncan, Victor Brandt, Jay Robinson, Tony Young, Frank da Vinci

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Episode 14

Whom Gods Destroy

51m6.9 / 10

Captain Kirk faces off with a demented shape-shifting starship captain determined to control the universe.

Episode credits

Directed by Herb WallersteinWritten by Jerry Sohl, Lee ErwinGuest stars Keye Luke, Yvonne Craig, Steve Ihnat, Frank da Vinci

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Episode 15

Let That Be Your Last Battlefield

51m7.4 / 10

The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.

Episode credits

Directed by Jud Taylor, Herb WallersteinWritten by Gene L. Coon, Oliver Crawford, Leroy CroninGuest stars Lou Antonio, Frank Gorshin, Majel Barrett, Frank da Vinci

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Episode 16

The Mark of Gideon

51m6.8 / 10

A race of overpopulated aliens abduct Captain Kirk to solve their problem.

Episode credits

Directed by Jud TaylorWritten by Stanley Adams, George F. SlavinGuest stars Sharon Acker, Richard Derr, David Hurst, Gene Dynarski, Frank da Vinci

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Episode 17

That Which Survives

51m6.6 / 10

Kirk, McCoy, and Sulu are stranded on a barren planet where a mysterious woman attempts to kill them one at a time, while the Enterprise must travel halfway across the galaxy to rescue them.

Episode credits

Directed by Herb WallersteinWritten by D.C. Fontana, John Meredyth LucasGuest stars Lee Meriwether, Arthur Batanides, Kenneth Washington, Booker Bradshaw, Frank da Vinci

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Episode 18

The Lights of Zetar

51m6.6 / 10

Strange incorporeal aliens threaten the Memory Alpha station and the Enterprise.

Episode credits

Directed by Herbert KenwithWritten by Shari Lewis, Jeremy TarcherGuest stars John Winston, Jan Shutan, Majel Barrett, Barbara Babcock, Frank da Vinci

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Episode 19

Requiem for Methuselah

51m7.1 / 10

The crew of the Enterprise encounter an immortal human in this science fiction variation on Shakespeare's The Tempest.

Episode credits

Directed by Murray GoldenWritten by Jerome BixbyGuest stars Louise Sorel, James Daly

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Episode 20

The Way to Eden

51m6.2 / 10

The Enterprise picks up a group of space "hippies" looking for Eden.

Episode credits

Directed by David AlexanderWritten by D.C. Fontana, Arthur HeinemannGuest stars Elizabeth Rogers, Charles Napier, Mary Linda Rapelye, Deborah Downey, Phyllis Douglas, Victor Brandt, Skip Homeier, Frank da Vinci

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Episode 21

The Cloud Minders

51m7.1 / 10

Captain Kirk races against time to acquire plague-fighting minerals from a world in the midst of a civil uprising against a grievous social class disparity.

Episode credits

Directed by Jud TaylorWritten by Oliver Crawford, David Gerrold, Margaret ArmenGuest stars Jeff Corey, Fred Williamson, Diana Ewing, Charlene Polite, Garth Pillsbury

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Episode 22

The Savage Curtain

51m6.7 / 10

Aliens force Captain Kirk and First Officer Spock to join forces with "Abraham Lincoln" and "Surak" to battle villains in a contest of good vs. evil.

Episode credits

Directed by Herschel DaughertyWritten by Gene Roddenberry, Arthur HeinemannGuest stars Barry Atwater, Lee Bergere, Phillip Pine, Janos Prohaska, Bart La Rue, Bob Herron, Carol Daniels

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Episode 23

All Our Yesterdays

51m7.8 / 10

Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova.

Episode credits

Directed by Marvin J. ChomskyWritten by Jean Lisette AroesteGuest stars Mariette Hartley, Johnny Haymer, Kermit Murdock, Ian Wolfe, Anna Karen

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Episode 24

Turnabout Intruder

51m7.1 / 10finale

The Enterprise is in danger when Janice Lester, one of Kirk's former lovers, steals his body.

Episode credits

Directed by Herb WallersteinWritten by Gene Roddenberry, Arthur SingerGuest stars Harry Landers, David L. Ross, Sandra Smith, Barbara Baldavin, James Drake

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Episode information updated Jul 24, 2026

More about Star Trek

Cast

William ShatnerJames T. Kirk
Leonard NimoySpock
DeForest KelleyDr. McCoy
James DoohanScott
Walter KoenigPavel Chekov
George TakeiSulu
Nichelle NicholsUhura
Elizabeth RogersLt. Palmer

Credits

Created by
Gene Roddenberry
Written by
Gene L. Coon

Production details

Status
Ended
Series type
Scripted
Episodes
79
Original language
English

Networks & production

  • NBCUnited States
  • Desilu ProductionsUnited States
  • Paramount TelevisionUnited States
  • Norway Corporation
  • Norway Productions

Themes

23rd centuryadventurealiendistant planetexcitingexplorationexplorefriendship