8.4/1047 votes#1 - Space Seed
Season 1 Episode 22 - Aired 2/16/1967
The Enterprise picks up a crew of genetic supermen from the 20th century... and their leader, Khan, plans to create a new empire.
Director: Marc Daniels
Writer: Gene L. Coon
8.0/1043 votes#2 - Errand of Mercy
Season 1 Episode 26 - Aired 3/23/1967
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.
Director: John Newland
Writer: Gene L. Coon
7.9/1045 votes#3 - The Devil in the Dark
Season 1 Episode 25 - Aired 3/9/1967
Kirk investigates a series of grisly murders on a mining planet that are the work of a seemingly hostile alien creature.
Director: Joseph Pevney
Writer: Gene L. Coon
7.9/1040 votes#4 - A Taste of Armageddon
Season 1 Episode 23 - Aired 2/23/1967
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.
Director: Joseph Pevney
Writer: Gene L. Coon
7.4/1035 votes#5 - A Piece of the Action
Season 2 Episode 17 - Aired 1/12/1968
The Enterprise visits a planet with an Earth-like 1920s gangster culture.
Director: James Komack
Writer: Gene L. Coon
7.4/1046 votes#6 - Arena
Season 1 Episode 18 - Aired 1/19/1967
When a mysterious alien race destroy an Earth colony, the Enterprise pursues, but Kirk and the alien captain are forced to fight each other by powerful aliens.
Director: Joseph Pevney
Writer: Gene L. Coon
7.4/1034 votes#7 - Wink of an Eye
Season 3 Episode 11 - Aired 11/29/1968
Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".
Director: Jud Taylor
Writer: Gene L. Coon
7.1/1039 votes#8 - Metamorphosis
Season 2 Episode 9 - Aired 11/10/1967
A shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion.
Director: Ralph Senensky
Writer: Gene L. Coon
7.0/1032 votes#9 - Let That Be Your Last Battlefield
Season 3 Episode 15 - Aired 1/10/1969
The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.
Director: Herb Wallerstein
Writer: Gene L. Coon
6.8/1034 votes#10 - Bread and Circuses
Season 2 Episode 25 - Aired 3/15/1968
The Enterprise crew investigates the disappearance of a ship's crew on a planet that is a modern version of the Roman Empire.
Director: Ralph Senensky
Writer: Gene L. Coon
6.7/1035 votes#11 - Spectre of the Gun
Season 3 Episode 6 - Aired 10/25/1968
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.
Director: Vincent McEveety
Writer: Gene L. Coon
6.7/1036 votes#12 - The Apple
Season 2 Episode 5 - Aired 10/13/1967
The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.
Director: Joseph Pevney
Writer: Gene L. Coon
6.6/1041 votes#13 - Who Mourns for Adonais?
Season 2 Episode 2 - Aired 9/22/1967
The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.
Director: Marc Daniels
Writer: Gene L. Coon
5.8/1034 votes#14 - Spock's Brain
Season 3 Episode 1 - Aired 9/20/1968
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.
Director: Marc Daniels
Writer: Gene L. Coon
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The Best Episodes Written By Gene L. coon
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Gene L. Coon Ratings Summary
"Space Seed" is the best rated episode written by Gene L. Coon. It scored 8.426/10 based on 47 votes. It was directed by Marc Daniels. It aired on 2/16/1967 and is rated 0.4 points higher than their second-best episode, "Errand of Mercy".