Highest Composite Rated Episodes
The crew of Enterprise struggles to cope with a planet of imitative people who have modeled their society on 1920's ...read more The crew of Enterprise struggles to cope with a planet of imitative people who have modeled their society on 1920's gangsters. show less
Peaceful, primitive peoples get caught up in the struggle between superpowers, with Kirk unhappily trying to restore the balance ...read more Peaceful, primitive peoples get caught up in the struggle between superpowers, with Kirk unhappily trying to restore the balance of power disrupted by the Klingons. show less
Kirk and Spock must save their ship's crew when they are declared all killed in action in a bizarre computer simulated war ...read more Kirk and Spock must save their ship's crew when they are declared all killed in action in a bizarre computer simulated war where the actual deaths must occur to continue. show less
When Kirk, Spock and McCoy investigate the disappearance of a doomed planet's population, they find themselves trapped in ...read more When Kirk, Spock and McCoy investigate the disappearance of a doomed planet's population, they find themselves trapped in different periods of that world's past. show less
In the throes of his Pon Farr mating period, Spock must return to Vulcan to meet his intended future wife, betrothed from ...read more In the throes of his Pon Farr mating period, Spock must return to Vulcan to meet his intended future wife, betrothed from childhood. show less
The Enterprise reaches a Federation colony where the adults have all killed themselves but the children play without care.
For bringing hostility into their solar system, a superior alien race brings Captain Kirk in mortal combat against the reptilian ...read more For bringing hostility into their solar system, a superior alien race brings Captain Kirk in mortal combat against the reptilian captain of an alien ship he was pursuing. show less
While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on ...read more While back in time observing Earth in 1968, the Enterprise crew encounters the mysterious Gary Seven who has his own agenda on the planet. show less
The Enterprise must decide on its response when a Romulan ship makes a destructively hostile armed probe of Federation ...read more The Enterprise must decide on its response when a Romulan ship makes a destructively hostile armed probe of Federation territory. show less
The Enterprise crew investigates the disappearance of a ship's crew on a planet that is a modern version of the Roman ...read more The Enterprise crew investigates the disappearance of a ship's crew on a planet that is a modern version of the Roman Empire. show less
Galactic alien scouts capture the Enterprise for a return voyage and a prelude to invasion. Kirk's one advantage - ...read more Galactic alien scouts capture the Enterprise for a return voyage and a prelude to invasion. Kirk's one advantage - they're not used to their adopted human form. show less
Very alien visitors to our galaxy attempt to connect with human consciousness but miss, winding up tapping into the regions of ...read more Very alien visitors to our galaxy attempt to connect with human consciousness but miss, winding up tapping into the regions of human nightmares instead. show less
Captain Kirk must learn the limits to the power of a 17-year-old boy with the psychic ability to create anything and destroy ...read more Captain Kirk must learn the limits to the power of a 17-year-old boy with the psychic ability to create anything and destroy anyone. show less
Kirk draws a court martial in the negligent death of a crewman.
Kirk and psychiatrist Helen Noel are trapped on a maximum security penal colony that experiments with mind control and Spock ...read more Kirk and psychiatrist Helen Noel are trapped on a maximum security penal colony that experiments with mind control and Spock must use the Vulcan mind-meld to find a way to save them. show less
Both humans and Klingons have been lured to a planet by a formless entity that feeds on hatred and has set about to fashion them ...read more Both humans and Klingons have been lured to a planet by a formless entity that feeds on hatred and has set about to fashion them into a permanent food supply for itself. show less
While transporting an arrogant, demanding princess for a political marriage, Captain Kirk must cope both with her biochemical ...read more While transporting an arrogant, demanding princess for a political marriage, Captain Kirk must cope both with her biochemical ability to force him to love her and sabotage on his ship. show less
With a war with Klingons raging, Kirk and Spock attempt to resist an occupation of a planet with incomprehensibly placid ...read more With a war with Klingons raging, Kirk and Spock attempt to resist an occupation of a planet with incomprehensibly placid natives. show less
The Enterprise discovers an apparent asteroid that is on a collision course with a planet is actually an ancient populated ...read more The Enterprise discovers an apparent asteroid that is on a collision course with a planet is actually an ancient populated generation ship. show less
The Federation clashes with the Klingon Empire over mining rights to Capella IV. A sudden coup between its warrior-minded ...read more The Federation clashes with the Klingon Empire over mining rights to Capella IV. A sudden coup between its warrior-minded inhabitants forces Kirk's party to flee with the now dead leader's pregnant wife. show less
Harry Mudd returns with a plot to take over the Enterprise by stranding the crew on a planet populated by androids under his ...read more Harry Mudd returns with a plot to take over the Enterprise by stranding the crew on a planet populated by androids under his command. show less
Lovely telepath Miranda is aide to Ambassador Kollos, in a box to stop insanity when humans see Medusans. She rejects Larry, a ...read more Lovely telepath Miranda is aide to Ambassador Kollos, in a box to stop insanity when humans see Medusans. She rejects Larry, a designer of Enterprise, and senses murderous intent nearby. show less
The Enterprise hosts a number of quarrelling diplomats, including Spock's father, but someone on board has murder in mind.
The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old ...read more The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict. show less
A mysterious, twinkling mass of sapient energy ravages an important archive and Scotty's new girlfriend may be linked to it.
While returning to the Enterprise aboard the shuttlecraft, Kirk, Spock, McCoy and a seriously ill Federation diplomat find ...read more While returning to the Enterprise aboard the shuttlecraft, Kirk, Spock, McCoy and a seriously ill Federation diplomat find themselves kidnapped by an energized cloud. show less
The Enterprise discovers a planet exactly like Earth, but the only inhabitants are children who contract a fatal disease upon ...read more The Enterprise discovers a planet exactly like Earth, but the only inhabitants are children who contract a fatal disease upon entering puberty. show less
A transporter accident places Captain Kirk's landing party in an alternate universe, where the Enterprise is in the service ...read more A transporter accident places Captain Kirk's landing party in an alternate universe, where the Enterprise is in the service of a barbarically brutal empire. show less
The Enterprise picks up untrustworthy entrepreneur Harry Mudd accompanied by three beautiful women who immediately put a spell ...read more The Enterprise picks up untrustworthy entrepreneur Harry Mudd accompanied by three beautiful women who immediately put a spell on all the male crew members. show less
Capt. Kirk obsessively hunts for a mysterious cloud creature he encountered in his youth.
The Enterprise crew attempts to stop a plague of amoeba-like creatures from possessing human hosts and spreading throughout the ...read more The Enterprise crew attempts to stop a plague of amoeba-like creatures from possessing human hosts and spreading throughout the galaxy. show less
Looking for a missing Federation cultural observer, Kirk and Spock find themselves on a planet whose culture has been completely ...read more Looking for a missing Federation cultural observer, Kirk and Spock find themselves on a planet whose culture has been completely patterned after Nazi Germany. show less
After Dr. McCoy helps the leader of a planet populated by people with powerful psionic abilities, they decide to force him to ...read more After Dr. McCoy helps the leader of a planet populated by people with powerful psionic abilities, they decide to force him to stay by torturing his comrades until he submits. show less
On a planet, looking for an urgent medicinal cure, Kirk, Spock and McCoy come across a dignified recluse living privately but in ...read more On a planet, looking for an urgent medicinal cure, Kirk, Spock and McCoy come across a dignified recluse living privately but in splendor with his sheltered ward and a very protective robot servant. show less
The Enterprise is guided to a distant, long-dead world where survivors of an extremely ancient race - existing only as ...read more The Enterprise is guided to a distant, long-dead world where survivors of an extremely ancient race - existing only as disembodied energy - desiring the bodies of Kirk, Spock and astro-biologist Ann Mulhall so that they may live again. show less
The past three months has left the crew of the Enterprise exhausted and in desperate need of a break, but does this explain ...read more The past three months has left the crew of the Enterprise exhausted and in desperate need of a break, but does this explain McCoy's encounter with a human-sized white rabbit or Kirk crossing paths with the prankster who plagued his days at Starfleet Academy? show less
While on patrol in deep space, Captain Kirk and his crew find and revive a genetically engineered world conqueror and his ...read more While on patrol in deep space, Captain Kirk and his crew find and revive a genetically engineered world conqueror and his compatriots from Earth's 20th century. show less
As punishment for ignoring their warning and trespassing on their planet, the Melkot condemn Capt. Kirk and his landing party to ...read more As punishment for ignoring their warning and trespassing on their planet, the Melkot condemn Capt. Kirk and his landing party to the losing side of a surreal recreation of the 1881 historic gunfight at the OK Corral. show less
The crew of the Enterprise pursues a mysterious woman who has abducted Spock's brain.
After the Enterprise landing party beams down to investigate a geologically interesting planet, their ship is hurled across the ...read more After the Enterprise landing party beams down to investigate a geologically interesting planet, their ship is hurled across the galaxy. Kirk and company find a deserted outpost guarded by the deadly image of a beautiful woman. show less
Existence itself comes under threat from a man's power-struggle with his alternate self, with the Enterprise's strained ...read more Existence itself comes under threat from a man's power-struggle with his alternate self, with the Enterprise's strained dilithium crystals presenting his key to a final solution. show less
Primitive inhabitants of Gamma Trianguli VI worship a God who orders them to kill visitors, from the Enterprise.
A powerful artificially intelligent Earth probe, with a murderously twisted imperative, comes aboard the Enterprise and confuses ...read more A powerful artificially intelligent Earth probe, with a murderously twisted imperative, comes aboard the Enterprise and confuses Capt. Kirk as his creator. show less
When a temporarily insane Dr. McCoy accidentally changes history and destroys his time, Kirk and Spock follow him to prevent the ...read more When a temporarily insane Dr. McCoy accidentally changes history and destroys his time, Kirk and Spock follow him to prevent the disaster, but the price to do so is high. show less
Kirk and Spock are caught up in a revolution on a planet where intellectuals and artists live on a utopian city in the sky while ...read more Kirk and Spock are caught up in a revolution on a planet where intellectuals and artists live on a utopian city in the sky while the rest of the population toils in mines on the barren surface below. show less
While Captain Kirk investigates whether an actor is actually a presumed dead mass murderer, a mysterious assailant is killing ...read more While Captain Kirk investigates whether an actor is actually a presumed dead mass murderer, a mysterious assailant is killing the people who could identify the fugitive. show less
After the Enterprise is forced to destroy a dangerous marker buoy, a gigantic alien ship arrives to capture and condemn the crew ...read more After the Enterprise is forced to destroy a dangerous marker buoy, a gigantic alien ship arrives to capture and condemn the crew as trespassers. show less
A landing party from the Enterprise is exposed to strange form of radiation which rapidly ages them.
The Enterprise is sent to a mining colony that is being terrorized by a mysterious monster.
The USS Enterprise encounters the wrecked USS Constellation and its distraught commodore who's determined to stop the giant ...read more The USS Enterprise encounters the wrecked USS Constellation and its distraught commodore who's determined to stop the giant planet-destroying robot ship that killed his crew. show less