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 Sep 4, 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 1 episodes

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Episode 1

The Man Trap

50m7.0 / 10

Doctor Leonard “Bones” McCoy meets a former girlfriend when the enterprise brings supplies to a remote archaeological survey group. Still attractive to McCoy, the woman's current appearance hides a dark and deadly secret.

Episode credits

Directed by Marc DanielsWritten by George Clayton JohnsonGuest stars Michael Zaslow, Alfred Ryder, Jeanne Bal, Bruce Watson, Grace Lee Whitney, Vince Howard, Frank da Vinci, Francine Pyne

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Episode 2

Charlie X

51m6.7 / 10

Raised from boyhood by non-corporeal beings, 17 year old Charles Evans is picked up and transferred to the Enterprise. On board the ship, the teenager proves dangerously unable to wield his enormous psionic powers with maturity.

Episode credits

Directed by Lawrence DobkinWritten by D.C. Fontana, Gene RoddenberryGuest stars Robert Walker Jr., Eddie Paskey, Charles Stewart, Grace Lee Whitney, Abraham Sofaer, Frank da Vinci, Ron Veto, Gene Roddenberry

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Episode 3

Where No Man Has Gone Before

51m7.1 / 10

When Enterprise encounters a Force Field at the edge of the Galaxy, one of the crew members psionic abilities are accelerated to God like proportions causing him to become a powerful murderous being.

Episode credits

Directed by James GoldstoneWritten by Samuel A. PeeplesGuest stars Gary Lockwood, Eddie Paskey, Paul Fix, Paul Carr, Lloyd Haynes, Andrea Dromm, Sally Kellerman, Bill Blackburn

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Episode 4

The Naked Time

51m7.3 / 10

An alien virus strips the enterprise crew of their inhibitions, causing chaos as each crew member is overcome by hidden emotions. Meanwhile, the Enterprise is being pulled inexorably into a nearby planet's gravity well.

Episode credits

Directed by Marc DanielsWritten by John D. F. BlackGuest stars Eddie Paskey, Bruce Hyde, Grace Lee Whitney, Majel Barrett, Stewart Moss, Frank da Vinci, Ron Veto, Tom Anfinsen

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Episode 5

The Enemy Within

50m7.3 / 10

Split by a transporter malfunction into two beings with very different personalities, the resulting twin Captain Kirk proves that neither a purely evil nor a sweetly good captain can survive without the missing half.

Episode credits

Directed by Leo PennWritten by Richard MathesonGuest stars Eddie Paskey, Grace Lee Whitney, Jim Goodwin, Edward Madden

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Episode 6

Mudd's Women

50m6.5 / 10

Rescuing the crew of a ship from an asteroid belt, the Enterprise plays host to conman extraordinaire, the cunning Harry Mudd and his cargo: three beautiful women looking for suitors.

Episode credits

Directed by Harvey HartWritten by Gene Roddenberry, Stephen KandelGuest stars Roger C. Carmel, Karen Steele, Susan Denberg, Maggie Thrett, Jim Goodwin, Gene Dynarski, Jon Kowal, Ron Veto

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Episode 7

What Are Little Girls Made Of?

50m7.2 / 10

Helping nurse Christine Chapel search for her fiancé, the Enterprise finds a detached Dr. Korby working on a plan to create Android duplicates of key figures, beginning with James Kirk.

Episode credits

Directed by James GoldstoneWritten by Robert BlochGuest stars Harry Basch, Sherry Jackson, Eddie Paskey, Michael Strong, Ted Cassidy, Majel Barrett, Vince Deadrick Sr., Budd Albright

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Episode 8

Miri

50m6.9 / 10

On a planet populated by children whose aging process has been slowed artificially. Kirk’s landing party members contract a virus that kills adults. Despite their violent attacks, Kirk is determined to help the children.

Episode credits

Directed by Vincent McEveetyWritten by Adrian SpiesGuest stars Kim Darby, Michael J. Pollard, Stephen McEveety, Grace Lee Whitney, Jim Goodwin, John Megna, David L. Ross, Kellie Flanagan

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Episode 9

Dagger of the Mind

50m6.9 / 10

When a wild eyed maniac escaping from the Tantalus Penal Colony turns out to be one of the psychiatric staff, Kirk investigates the institution and discovers a chilling exercise in mind control.

Episode credits

Directed by Vincent McEveetyWritten by Shimon WincelbergGuest stars Marianna Hill, James Gregory, Eddie Paskey, Susanne Wasson, Morgan Woodward, Frank da Vinci

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Episode 10

The Corbomite Maneuver

50m7.5 / 10

Threatened by the sinister captain of a powerful alien vessel, Kirk claims that the Enterprise carries a powerful explosive which will destroy both ships. The move produces unexpected actions from the alien adversary.

Episode credits

Directed by Joseph SargentWritten by Jerry SohlGuest stars Clint Howard, John Gabriel, Eddie Paskey, Vic Perrin, Walker Edmiston, Anthony D. Call, Ted Cassidy, Frank da Vinci

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Episode 11

The Menagerie (1)

49m7.8 / 10

Apparently summoned to Star Base 11, Kirk, Spock and McCoy visit a former Enterprise Commander, the paralyzed and horribly disfigured Christopher Pike. Uncharacteristically, Spock commandeers the Enterprise, then turns himself in for court martial.

Episode credits

Directed by Marc Daniels, Robert ButlerWritten by Gene RoddenberryGuest stars Julie Parrish, Sean Kenney, Leonard Mudie, Hagan Beggs, Frank da Vinci

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Episode 12

The Menagerie (2)

50m7.8 / 10

Spock's court martial reveals the actions of Captain Pike on his previous visit to Talos IV, where the powerful Talosians tried to persuade Pike to breed with women provided for the purpose.

Episode credits

Directed by Marc Daniels, Robert ButlerWritten by Gene RoddenberryGuest stars Susan Oliver, Laurel Goodwin, Jeffrey Hunter, Georgia Schmidt, Peter Duryea, Meg Wyllie, Adam Roarke, Malachi Throne

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Episode 13

The Conscience of the King

50m6.8 / 10

Contacted by one of the other two witnesses to the crimes of mass murderer “Kodos the Executioner,” Kirk is persuaded that the criminal may be disguising himself as an actor in a traveling theatrical troupe.

Episode credits

Directed by Gerd OswaldWritten by Barry TriversGuest stars Arnold Moss, Eddie Paskey, Barbara Anderson, Bruce Hyde, Grace Lee Whitney, Majel Barrett, William Sargent, Ron Veto

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Episode 14

Balance of Terror

50m8.4 / 10

Despite the earlier Romulan war, the Romulans have never been seen in person. The Enterprise, in pursuit of a Romulan aggressor, makes a discovery that causes suspicion about a senior crew member.

Episode credits

Directed by Vincent McEveetyWritten by Paul SchneiderGuest stars Lawrence Montaigne, Grace Lee Whitney, Mark Lenard, Paul Comi, John Warburton, Barbara Baldavin, Ron Veto

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Episode 15

Shore Leave

50m6.6 / 10

When McCoy sees the White Rabbit from Alice in Wonderland, the crew begins to realize that the planet they are visiting seems to have the dangerous power to turn any thought into reality.

Episode credits

Directed by Robert SparrWritten by Theodore SturgeonGuest stars Perry Lopez, Shirley Bonne, Oliver McGowan, Bruce Mars, Emily Banks, Barbara Baldavin, Marcia Brown, Frank da Vinci

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Episode 16

The Galileo Seven

50m7.4 / 10

Crash landing on a planet populated by hostile giants, the 7-man crew of the shuttlecraft Galileo find themselves unable to communicate with the enterprise or to escape the planet's atmosphere.

Episode credits

Directed by Robert GistWritten by Oliver Crawford, Shimon WincelbergGuest stars Don Marshall, John Crawford, Phyllis Douglas, Peter Marko, Rees Vaughn, Frank da Vinci, David L. Ross, Ron Veto

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Episode 17

The Squire of Gothos

50m7.0 / 10

Encountering an uncharted planet in an empty region of space, Kirk and his crew are entertained by Trelane, a playful being who lacks the self-control to wield his great psionic powers with discipline.

Episode credits

Directed by Donnie McDougallWritten by Paul SchneiderGuest stars William Campbell, Eddie Paskey, Michael Barrier, Richard Carlyle, Venita Wolf, Frank da Vinci, Carey Foster, Bart La Rue

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Episode 18

Arena

51m7.3 / 10

With both their ships held captive by powerful beings, Kirk and the captain of the alien vessel are placed on an asteroid to fight for their lives and the lives of their crews.

Episode credits

Directed by Joseph PevneyWritten by Gene L. Coon, Fredric BrownGuest stars Eddie Paskey, Ted Cassidy, Sean Kenney, James Farley, Grant Woods, Vic Perrin, Frank da Vinci, Ron Veto

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Episode 19

Tomorrow Is Yesterday

50m7.5 / 10

In a freak accident the Enterprise is sent back to 20th century Earth, and must find their way back without changing history.

Episode credits

Directed by Michael O'HerlihyWritten by D.C. FontanaGuest stars Roger Perry, Ed Peck, John Winston, Hal Lynch, Frank da Vinci

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Episode 20

Court Martial

50m7.3 / 10

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

Episode credits

Directed by Marc DanielsWritten by Don Mankiewicz, Steven W. CarabatsosGuest stars Elisha Cook Jr., Richard Webb, Percy Rodriguez, Joan Marshall, Alice Rawlings, Frank da Vinci

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Episode 21

The Return of the Archons

50m7.2 / 10

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

Episode credits

Directed by Joseph PevneyWritten by Gene Roddenberry, Boris SobelmanGuest stars Sid Haig, Brioni Farrell, Eddie Paskey, Torin Thatcher, Morgan Farley, Harry Townes, Lev Mailer, Charles Macaulay

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Episode 22

Space Seed

50m8.4 / 10

The Enterprise picks up a crew of genetic supermen from the 20th century... and their leader, Khan, plans to create a new empire.

Episode credits

Directed by Marc DanielsWritten by Gene L. Coon, Carey WilberGuest stars Ricardo Montalban, Madlyn Rhue, Eddie Paskey, John Winston, Bobby Bass, MaKee K. Blaisdell, Mark Tobin, Frank da Vinci

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Episode 23

A Taste of Armageddon

50m7.8 / 10

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.

Episode credits

Directed by Joseph PevneyWritten by Gene L. Coon, Robert HamnerGuest stars David Opatoshu, Eddie Paskey, Sean Kenney, Barbara Babcock, Gene Lyons, Miko Mayama, David L. Ross, Ron Veto

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Episode 24

This Side of Paradise

50m7.6 / 10

The Enterprise crew try to rescue colonists from deadly radiation, but instead encounter strange alien spores that seem to offer paradise.

Episode credits

Directed by Ralph SenenskyWritten by D.C. Fontana, Jerry SohlGuest stars Jill Ireland, Frank Overton, Eddie Paskey, Michael Barrier, Bobby Bass, Walker Edmiston, Frank da Vinci, Ron Veto

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Episode 25

The Devil in the Dark

50m7.9 / 10

Kirk investigates a series of grisly murders on a mining planet that are the work of a seemingly hostile alien creature.

Episode credits

Directed by Joseph PevneyWritten by Gene L. CoonGuest stars Eddie Paskey, Ken Lynch, Brad Weston, Biff Elliot, Barry Russo, Janos Prohaska, Ron Veto, Frank da Vinci

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Episode 26

Errand of Mercy

50m8.0 / 10

The Federation and the Klingon Empire teeter on the brink of war as Kirk investigates Organia, a humble planet, inhabited by pacifists, that is unwittingly caught in the middle.

Episode credits

Directed by John NewlandWritten by Gene L. CoonGuest stars John Colicos, John Abbott, Eddie Paskey, Peter Brocco, Bobby Bass, George Sawaya, Victor Lundin, Ron Veto

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Episode 27

The Alternative Factor

51m5.6 / 10

Kirk and Spock encounter an alien named Lazarus who claims to be from an anti-matter universe.

Episode credits

Directed by Gerd OswaldWritten by Don IngallsGuest stars Robert Brown, Eddie Paskey, Janet MacLachlan, Richard Derr, Frank da Vinci, Ron Veto, Carey Foster

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Episode 28

The City on the Edge of Forever

50m8.6 / 10

Kirk and Spock must travel into the past in order to correct a change that will alter history.

Episode credits

Directed by Joseph PevneyWritten by D.C. Fontana, Harlan EllisonGuest stars Joan Collins, Eddie Paskey, Howard Culver, John Winston, Carey Loftin, Hal Baylor, John Harmon, David L. Ross

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Episode 29

Operation: Annihilate!

50m7.1 / 10finale

Kirk and the Enterprise must combat parasitic aliens threatening the lives of millions.

Episode credits

Directed by Herschel DaughertyWritten by Steven W. CarabatsosGuest stars Craig Huxley, Eddie Paskey, Joan Swift, Maurishka, Frank da Vinci, Ron Veto, Carey Foster

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Episode information updated Sep 18, 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 planetenchantexcitingexplorationexplore