Star Trek: The Original Series (season 3)

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Star Trek: The Original Series (season 3)
Star Trek The Original Series season 3.png
DVD cover
Country of originUnited States
No. of episodes24
Original networkNBC
Original releaseSeptember 20, 1968 (1968-09-20) – June 3, 1969 (1969-06-03)
Season chronology
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Season 2
List of Star Trek: The Original Series episodes

This is a list of episodes from the third and final season of the original Star Trek series.

Broadcast history[edit]

The season originally aired Fridays at 10:00-11:00 pm (EST) on NBC. The final episode aired on Tuesday, Sept. 2, 1969, at 7:30-8:30 pm (EST).


No. in
TitleStardate[1]Directed byWritten byOriginal air date [2]Prod.
561"Spock's Brain"5431.4Marc DanielsLee Cronin[a]September 20, 1968 (1968-09-20)61
Captain Kirk pursues aliens who have stolen Spock's brain.[3]
572"The Enterprise Incident"5027.3John Meredyth LucasD. C. FontanaSeptember 27, 1968 (1968-09-27)59
The crew of the Enterprise attempts to steal a Romulan cloaking device.[3]
583"The Paradise Syndrome"4842.6Jud TaylorMargaret ArmenOctober 4, 1968 (1968-10-04)58
A mysterious alien device on a planet with a predominantly American Indian culture erases Captain Kirk's memory, and he begins a life with them as a member of their tribe.[3]
594"And the Children Shall Lead"5029.5Marvin ChomskyEdward J. LaksoOctober 11, 1968 (1968-10-11)60
The crew of the Enterprise rescues a group of children stranded on a planet, along with their evil "imaginary" friend.[3]
605"Is There in Truth No Beauty?"5630.7Ralph SenenskyJean Lisette AroesteOctober 18, 1968 (1968-10-18)62
The Enterprise travels with an alien ambassador who must travel inside a special case because his appearance causes insanity.[3]
616"Spectre of the Gun"4385.3Vincent McEveetyLee Cronin[a]October 25, 1968 (1968-10-25)56
For trespassing on an alien world, Captain Kirk and his companions are forced to re-enact the famous shoot-out at the O.K. Corral with themselves cast as the losing side.[3]
627"Day of the Dove"5630.3Marvin ChomskyJerome BixbyNovember 1, 1968 (1968-11-01)66
An alien energy-based life form that feeds on negative emotions (such as fear, anger, hatred) drives the crew of the Enterprise into brutal conflict with the Klingons.[3]
638"For the World Is Hollow and I Have Touched the Sky"5476.3Tony LeaderRik VollaertsNovember 8, 1968 (1968-11-08)65
As McCoy discovers he is dying of an incurable disease, the crew of the Enterprise rush to stop an asteroid from colliding with a Federation world, only to discover that the asteroid is, in fact, a disguised alien vessel. They find an entire civilization living in the ship who believe they are actually on a planet and a dictatorial "Oracle" who forbids any attempt to discover the truth.[3]
649"The Tholian Web"5693.2Herb WallersteinJudy Burns and Chet RichardsNovember 15, 1968 (1968-11-15)64
Captain Kirk is caught between dimensions while the Enterprise is trapped by an energy draining web spun by mysterious aliens. The two-part Enterprise episode "In a Mirror, Darkly" serves as a sequel to this episode.[3]
6510"Plato's Stepchildren"5784.2David AlexanderMeyer DolinskyNovember 22, 1968 (1968-11-22)67
The crew of the Enterprise encounters an ageless and mischievous race of psychic humanoids who claim to have organized their society around Ancient Greek ideals.[3]
6611"Wink of an Eye"5710.5Jud TaylorStory by : Lee Cronin[a]
Teleplay by : Arthur Heinemann
November 29, 1968 (1968-11-29)68
Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".[3]
6712"The Empath"5121.5John ErmanJoyce MuskatDecember 6, 1968 (1968-12-06)63
While visiting a doomed planet, the landing party is subject to torturous experiments to test an empathic race.[3]
6813"Elaan of Troyius"4372.5John Meredyth LucasJohn Meredyth LucasDecember 20, 1968 (1968-12-20)57
Captain Kirk hosts a spoiled princess, who must bring peace to a star system at war.[3]
6914"Whom Gods Destroy"5718.3Herb WallersteinStory by : Lee Erwin and Jerry Sohl
Teleplay by : Lee Erwin
January 3, 1969 (1969-01-03)71
Captain Kirk visits a mental health facility and confronts an insane starship captain who believes he is destined to control the universe.[3]
7015"Let That Be Your Last Battlefield"5730.2Jud TaylorStory by : Lee Cronin[a]
Teleplay by : Oliver Crawford
January 10, 1969 (1969-01-10)70
The Enterprise picks up the last two survivors of a war-torn planet who are still committed to destroying each other aboard the ship.[3]
7116"The Mark of Gideon"5423.4Jud TaylorGeorge F. Slavin and Stanley AdamsJanuary 17, 1969 (1969-01-17)72
An overpopulated race of aliens abduct Kirk to solve their problem.[3]
7217"That Which Survives"UnknownHerb WallersteinStory by : Michael Richards[b]
Teleplay by : John Meredyth Lucas
January 24, 1969 (1969-01-24)69
The crew of the Enterprise visits an abandoned outpost guarded by a mysterious computer.[3]
7318"The Lights of Zetar"5725.3Herb KenwithJeremy Tarcher and Shari LewisJanuary 31, 1969 (1969-01-31)73
Strange, energy-based alien life forms threaten the Memory Alpha station and the Enterprise crew.[3]
7419"Requiem for Methuselah"5843.7Murray GoldenJerome BixbyFebruary 14, 1969 (1969-02-14)76
The crew of the Enterprise encounters an immortal human who lives as a recluse on his own planet.[3]
7520"The Way to Eden"5832.3David AlexanderStory by : Michael Richards[b] and Arthur Heinemann
Teleplay by : Arthur Heinemann
February 21, 1969 (1969-02-21)75
The Enterprise is hijacked by a criminal doctor and his loyal, hippie-like followers who are attempting to find paradise.[3]
7621"The Cloud Minders"5818.4Jud TaylorStory by : David Gerrold and Oliver Crawford
Teleplay by : Margaret Armen
February 28, 1969 (1969-02-28)74
Kirk races against time to acquire plague-fighting minerals from a world in the midst of a civil uprising.[3]
7722"The Savage Curtain"5906.4Herschel DaughertyStory by : Gene Roddenberry
Teleplay by : Arthur Heinemann and Gene Roddenberry
March 7, 1969 (1969-03-07)77
Aliens force Kirk and Spock to battle illusionary villains in a test of good versus evil.[3]
7823"All Our Yesterdays"5943.7Marvin ChomskyJean Lisette AroesteMarch 14, 1969 (1969-03-14)78
Kirk, Spock, and McCoy are trapped in the past on a world threatened by a nova.[3]
7924"Turnabout Intruder"5928.5Herb WallersteinStory by : Gene Roddenberry
Teleplay by : Arthur Singer
June 3, 1969 (1969-06-03)79
Kirk's consciousness becomes trapped in the body of a woman bent on killing him and taking over his command while inhabiting his body.[3]
  1. ^ a b c d Lee Cronin is a pseudonym for Gene L. Coon.
  2. ^ a b Michael Richards is a pseudonym for D. C. Fontana.

Home release[edit]

The season was released on DVD and Blu-ray by Paramount Home Entertainment.


  1. ^ Trimble, Bjo (1976). Star Trek Concordance. New York: Ballantine Books. pp. 12–13. ISBN 0-345-25137-7.
  2. ^ Trimble, Bjo (1976). Star Trek Concordance. New York: Ballantine Books. pp. 37–89. ISBN 0-345-25137-7.
  3. ^ a b c d e f g h i j k l m n o p q r s t u v w x "Star Trek: Episodes (Season 3)". Archived from the original on 2009-06-09. Retrieved 2009-06-04.