Star Trek Episode Rating Graph

The Enterprise must protect a very important shipment of grain from both Klingons and some adorable creatures called tribbles.

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

First Officer Spock returns to his home world for a brutal Vulcan mating ritual.

A transporter mishap swaps Captain Kirk and his companions with their evil counterparts in a parallel universe. In the so-called Mirror Universe, the Enterprise is a ship of the Terran Empire, an organization as evil as the United Federation of Planets is benevolent.

The starship Enterprise and its heavily-damaged sister ship, the USS Constellation, must work together to stop an alien planet-killing machine headed for the heart of Federation territory.

The Enterprise must transport dignitaries to a peace conference, with an assassin on the loose.

Kirk pits the Enterprise against an invisible spaceship testing the Federation's defenses.

The crew of the Enterprise are on a secret mission to steal a Romulan cloaking device.

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.

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

A skeleton Enterprise crew are assigned to test a revolutionary computer system that is given total control of the ship.

Spock's court-martial continues as he attempts to justify his abduction of Pike, the theft of the Enterprise, and his heading for a planet declared forbidden by Starfleet.

Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians demand that the Enterprise leave their space.

Spock kidnaps his former captain, the crippled Christopher Pike, and heads for a quarantined planet, putting his career and Kirk's life on the line.

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

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

Ancient alien minds are given control of Captain Kirk's and First Officer Spock's bodies.

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

The Enterprise encounters a vast alien ship that threatens the Enterprise with destruction.

Beings from another galaxy commandeer the Enterprise in an attempt to return home.

The crew of the USS Enterprise deals with an indestructible planet-destroying space probe.

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.

A strange alien substance causes the crew to lose their inhibitions.

Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".

On a distant planet, Kirk, Spock and McCoy find a scientific team dead, and their children who, unknown to the crew, have great powers at their disposal.

The Enterprise picks up a group of space "hippies" looking for Eden.

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

The USS Enterprise ferries a spoiled princess whose betrothal to a royal Troyian is hoped will bring peace to a star system at war.

The crew of the Enterprise discovers Klingon interference in the development of a formerly peaceful planet and is forced to help maintain a balance of power.

Captain Kirk must find the cure to a deadly disease and put an end to another Starfleet captain's cultural interference.

The crew of the Enterprise encounters an ageless and sadistic race of humanoids with the power of telekinesis and who claim to have organized their society around Ancient Greek ideals.

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.

An alien device on a primitive planet erases Captain Kirk's memory, and he begins a new life with the planet's indigenous people.

Two powerful aliens threaten the well-being of the Enterprise and her crew.

Kirk, McCoy, and Sulu are stranded on a barren planet where a mysterious woman attempts to kill them one at a time, while the Enterprise must travel halfway across the galaxy to rescue them.

Kirk and a landing party are stranded on a planet due to a disease that causes any adult to die a painful death, and must deal with the local children who have survived.

Captain Kirk and his companions are abducted into slavery and trained to fight as gladiators for the gambling entertainment of three disembodied beings.

Strange incorporeal aliens threaten the Memory Alpha station and the Enterprise.

While visiting a doomed planet, the landing party is subject to torturous experiments by powerful aliens.

Aliens force Captain Kirk and First Officer Spock to join forces with "Abraham Lincoln" and "Surak" to battle villains in a contest of good vs. evil.

A race of overpopulated aliens abduct Captain Kirk to solve their problem.

The crew of the Enterprise visits a mysterious paradisical planet controlled by a computer that is served by the local inhabitants.

Kirk is one of the last survivors who can identify a mass killer, who lurks among a Shakespearean troupe aboard the Enterprise.

While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on the planet.

Strange radiation exposes the command crew of the Enterprise to the effects of rapid aging.

The crew of the Enterprise become entangled in a planet's tribal power struggle.

The crew of the Enterprise are held captive by an alien who turns out to be the Greek god Apollo.

The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.