Star Trek The Animated Series

Cyrano Jones returns, along with new tribbles that can't multiply.

Kirk and the crew are faced with a race of intelligent plants and a mad scientist who wants to impose peace on the galaxy.

Spock must return to his own past on Vulcan to prevent his death as a youngster.

In orbit around a dead star, the Enterprise comes across a huge starship inhabited by a parasitic life form that threatens the entire ship.

The Enterprise finds missing trader and philanthropist Carter Winston, but he may not be what he appears to be.

The men of the Enterprise are victimized by a race of beautiful women who stay immortal by draining the lifeforce of men.

The crew of the Enterprise races to find a way to stop a cloud from destroying inhabited planets.

The crew encounters Harry Mudd again, who is selling a fake love potion.

The Enterprise goes to the center of the galaxy, where they find a race of powerful aliens who once fled Earth.

The Enterprise and a Klingon ship must join forces to escape from a pocket universe that has been trapping starships for centuries.

Spock, Sulu and Uhura are captured by the Kzinti, who are trying to learn the secret of an ancient weapon.

While exploring the planet Argo, Kirk and Spock are turned into water breathers.

Kirk leads a party to retrieve a religious relic that was stolen. However, he is faced with sabotage from within the group by someone who doesn't want the relic to be found, which will trigger an intergalactic jihad.

The crew of the Enterprise finds themselves shrinking after being bathed with radiation.

While searching for a lost ship, Kirk, Spock and McCoy are captured and placed in a zoo by advanced, telepathic aliens.

Kirk returns to the "shore leave" planet, but it's not as peaceful as it was when they last saw it.

The Enterprise crew is taken captive by a race of primitives on a newly discovered planet.

Doctor McCoy is arrested for allegedly causing a deadly plague which once ravaged the planet Dramia.

Spock contracts a fatal illness, and the cure can only be found with dangerous Orion pirates.

A strange energy field causes the Enterprise computer to play practical jokes on the crew, but the humor soon turns to danger.

A mysterious being threatens to destroy the Enterprise if the crew is unable to solve an ancient puzzle.

An unusual spaceship pulls the Enterprise into a "negative universe" where time seems to flow backwards.