Episode Overview

TREKCORE > TOS > EPISODES > Season 3 Overview

 
 3x01 SPOCK'S BRAIN

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A woman appears on the Enterprise, incapacitates the crew, and removes Mr. Spock's brain. Captain Kirk leads a landing party to Sigma Draconis VI where the crew finds the males and females of the planet to be totally separated, leaving us all to wonder "what do they want with Spock's brain?"
   
 3x02 THE ENTERPRISE INCIDENT

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An unusually restless Captain Kirk suddenly orders the Enterprise into Romulan territory where the ship is quickly surrounded by enemy forces.
   
 3x03 THE PARADISE SYNDROME

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When an asteroid threatens to destroy a primitive civilization, Captain Kirk is stricken with amnesia and mistaken for a God by the natives. Calling himself "Kirok", the only thing he can remember of his real life, he takes a wife named Miramanee who soon caries his child.
   
 3x04 THE ENTERPRISE INCIDENT

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The Enterprise finds the Starnes expedition to Triacus dead with the exception of their children, who grieve no loss for their parents. But are the children really emotionless or are they being controlled by an evil alien?
   
 3x05 IS THERE IN TRUTH NO BEAUTY?

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The Enterprise picks up Kollos, an ambassador from the Medusan race -- a species so ugly as to cause insanity to those who look at them, along with specialist Laurence Marvick and telepath Dr. Miranda Jones. When Marvick attempts to kill Kollos, he goes mad and steers the Enterprise into an unexplored region.
   
 3x06 SPECTRE OF THE GUN

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Captain Kirk, Mr. Spock, Dr. McCoy, Scotty and Chekov are put in the roles of the Clanton gang by the Melkotians as punishment for trespassing in their space and face a showdown with the Earps at the O.K. Corral.
   
 3x07 DAY OF THE DOVE

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All out mayhem sweeps through the Enterprise when the Starfleet crew are pitted against a Klingon crew by an alien that thrives on the hate of others.
   
 3x08 FOR THE WORLD IS HOLLOW AND I HAVE TOUCHED...

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When Dr. McCoy is stricken with xenopolycythemia, a terminal disease and learns he has a year to live, he retires from Starfleet, but not before the Enterprise encounters the asteroid-ship Yonada, on a collision course with a Federation planet.
   
 3x09 THE THOLIAN WEB

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The Enterprise encounters the U.S.S. Defiant slipping into the mirror universe and the ship's crew brutally murdered by their own hands. But before the landing party can escape, Captain Kirk is pulled into interspace along with the Defiant. In order to save the captain, Mr. Spock risks the Enterprise in a battle with the Tholians.
   
 3x10 PLATO'S STEPCHILDREN

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On the planet Platonius, the Captain Kirk, Mr. Spock, Lieutenant Uhura and Nurse Chapel become the toys of the telekinetic Platonians, who hold Dr. McCoy in their custody.
   
 3x11 WINK OF AN EYE

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The super-accelerated Scalosians, invisible to the naked eye, plan to use the Enterprise crew to sustain their civilization. When Ensign Compton and Captain Kirk drink the Scalosian water, they super-accelerate into the "Scalosian realm."
   
 3x12 THE EMPATH

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On a planet in the Minaran star system, Kirk, Mr. Spock and Dr. McCoy encounter a mute alien, whom McCoy names "Gem" and the Vians, who torture the crew.
   
 3x13 ELAAN TROYIUS

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The Enterprise transports the Dohlman of Elas, Elaan, to her wedding with the leader of the planet Troyius, but when Captain Kirk falls under the spell of Elaan's tears, it leaves the Enterprise vulnerable to a Klingon attack.
   
 3x14 WHOM GODS DESTROY

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Captain Kirk and Mr. Spock are held hostage by Captain Garth, one of Kirk's heroes, but also an insane man who has captured the Elba II insane asylum.
   
 3x15 LET THAT BE YOUR LAST BATTLEFIELD

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Commissioner Bele pursues Lokai, both from the planet Cheron, aboard the Enterprise. But when Bele tries to take control of the ship, Captain Kirk has no choice but to arm the vessel's self-destruct sequence.
   
 3x16 THE MARK OF GIDEON

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On a diplomatic mission to the planet Gideon, a world plagued by overpopulation, Captain Kirk is captured and trapped inside an exact duplicate of the Enterprise with O'Donna, a Gideon woman he finds there.
   
 3x17 THAT WHICH SURVIVES

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Captain Kirk, Dr. McCoy and Sulu are trapped on an unexplored planet with a woman who has looks that could kill and a touch that certainly does, while the Enterprise screams through space on a warp factor to destruction.
   
 3x18 THE LIGHTS OF ZETAR

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While transporting Lieutenant Mira Romaine to Memory Alpha, the Enterprise is invaded by a mysterious energy storm that attacks the young officer.
   
 3x19 REQUIEM FOR METHUSELAH

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On a desperate search for ryetalyn to cure the Enterprise of Rigellian Fever, Captain Kirk, Mr. Spock and Dr. McCoy encounter Flint, a man who is more than he appears and his daughter Rayna, whom Kirk takes a liking to.
   
 3x20 THE WAY TO EDEN

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The Enterprise takes aboard insane Dr. Sevrin and his group of "hippie" followers on their quest to find the planet Eden, including one who is a long-lost-love of Ensign Chekov.
   
 3x21 THE CLOUD MINDERS

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On the planet Ardana, the Enterprise finds class inequities between the rulers of the planet who live in the cloud city of Stratos and the working class Troglytes who toil on the surface.
   
 3x22 THE SAVAGE CURTAIN

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A replica of Abraham Lincoln invites Captain Kirk and Mr. Spock to beam down to the planet Excalbia where they meet Surak of Vulcan and are pitted against Colonel Green, Zora, Genghis Khan and Kahless the Unforgettable in a battle of good versus evil.
   
 3x23 ALL OUR YESTERDAYS

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On a mission to investigate the planet Sarpedion, whose sun is about to go nova, Captain Kirk, Mr. Spock and Dr. McCoy are pulled into the planet's past; Kirk into a time of witchcraft and superstition and Mr. Spock and Dr. McCoy into the Sarpedion ice age where they meet a beautiful woman named Zarabeth.
   
 3x24 TURNABOUT INTRUDER

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Dr. Janice Lester forcibly trades bodies with Captain Kirk to obtain what she always wanted: command of a starship, but when "Captain Kirk" begins to exhibit strange behaviour, the Enterprise crew turn to mutiny. In this final adventure, Mr. Spock, Dr. McCoy and Scotty are sentenced to death by what appears to be their captain..