September 20, 1968 • 51m
An alien female beams aboard the ship and, after incapacitating the rest of the crew, surgically removes Spock's brain. Kirk and t...Read more
September 27, 1968 • 51m
The crew of the Enterprise are on a secret mission to steal a Romulan cloaking device.
October 4, 1968 • 51m
An alien device on a primitive planet erases Captain Kirk's memory, and he begins a new life with the planet's indigenous people.
October 11, 1968 • 51m
On a distant planet, Kirk, Spock and McCoy find a scientific team dead, and their children who, unknown to the crew, have great po...Read more
October 18, 1968 • 51m
The Enterprise travels with an alien ambassador whose appearance induces madness.
October 25, 1968 • 51m
Having been found trespassers into Melkotian space, Captain Kirk and his companions are sent to die in a re-enactment of the gunfi...Read more
November 1, 1968 • 51m
An alien force drives the crew of the Enterprise into brutal conflict with the Klingons.
November 8, 1968 • 51m
The crew of the Enterprise rush to stop an asteroid from colliding with a Federation world, but discover the asteroid is actually ...Read more
November 15, 1968 • 50m
Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians dema...Read more
November 22, 1968 • 51m
The crew of the Enterprise encounters an ageless and sadistic race of humanoids with the power of telekinesis and who claim to hav...Read more
November 29, 1968 • 51m
Invisible "time-accelerated" aliens take over the Enterprise and attempt to abduct the crew for use as "genetic stock".
December 6, 1968 • 51m
While visiting a doomed planet, the landing party is subject to torturous experiments by powerful aliens.
December 20, 1968 • 51m
The USS Enterprise ferries a spoiled princess whose betrothal to a royal Troyian is hoped will bring peace to a star system at war.
January 3, 1969 • 51m
Captain Kirk faces off with a demented shape-shifting starship captain determined to control the universe.
January 10, 1969 • 51m
The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.
January 17, 1969 • 51m
A race of overpopulated aliens abduct Captain Kirk to solve their problem.
January 24, 1969 • 51m
Kirk, McCoy, and Sulu are stranded on a barren planet where a mysterious woman attempts to kill them one at a time, while the Ente...Read more
January 31, 1969 • 51m
Strange incorporeal aliens threaten the Memory Alpha station and the Enterprise.
February 14, 1969 • 51m
The crew of the Enterprise encounter an immortal human in this science fiction variation on Shakespeare's The Tempest.
February 21, 1969 • 51m
The Enterprise picks up a group of space "hippies" looking for Eden.
February 28, 1969 • 51m
Captain Kirk races against time to acquire plague-fighting minerals from a world in the midst of a civil uprising against a grievo...Read more
March 7, 1969 • 51m
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.
March 14, 1969 • 51m
Kirk, Spock and McCoy are trapped in two parts of another planet's past - a world threatened with destruction when its sun goes supernova.
June 3, 1969 • 51m
The Enterprise is in danger when Janice Lester, one of Kirk's former lovers, steals his body.