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The Original Series
- The Trouble With Tribbles
The Trouble With Tribbles
The Enterprise crew arrives on a space station to defend it from a possible Klingon attack -- but find that the biggest threat may come from a mass of gentle, furry creatures.
- Mirror, Mirror
Mirror, Mirror
A transporter accident sends Kirk, Scott, Uhura and McCoy to an alternate dimension, where the unscrupulous crew advance in rank through assassination, and the Enterprise is poised to destroy a world. - The City on the Edge...
The City on the Edge of Forever
Dr. McCoy inadvertantly changes history, wiping the Federation from existence. Kirk and Spock must follow him through a portal to Earth's 20th century to set things right.
- Space Seed
Space Seed
The crew finds a sleeper ship from the 20th century, and revive a genetically-altered military leader who attempts to take over the ship: the cunning and powerful Khan. - Amok Time
Amok Time
Spock falls victim to the Vulcan mating drive, Pon Far, and must travel to his home planet to end his struggle -- in a death match with Captain Kirk. - I, Mudd
I, Mudd
The crew finds galactic scoundrel Harry Mudd on an unnamed planet, where a group of androids cater to his every whim.
- Journey to Babel
Journey to Babel
The Enterprise ferries a group of Federation diplomats to a peace conference, including Spock's father -- who falls deathly ill, forcing the Vulcan first officer to weigh the importance of his duty. - The Tholian Web
The Tholian Web
The Enterprise investigates a starship that is phasing out of existence, and Captain Kirk is lost. A pair of Tholian ships attack as a mysterious illness threatens to drive the crew insane. - Let That Be Your Last...
Let That Be Your Last Battlefield
Two alien men come on board the Enterprise, bringing their war of racial bigotry with them. Kirk tries to mediate the conflict, but his patience runs out when one of them attempts to seize control of the ship.
- Arena
Arena
Powerful aliens transport Kirk to a barren planet, forcing him to fight to the death with an unstoppable Gorn enemy.
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The Next Generation
- All Good Things...
All Good Things...
Picard finds himself moving back and forth through time, visiting his past, present and future -- and learning from Q that Picard himself may cause the extinction of humankind. - Tapestry
Tapestry
Picard is mortally wounded, and finds himself in the afterlife with Q -- who offers to let him save his life by altering a past mistake. - The Best of Both Worlds
The Best of Both Worlds
The Enterprise investigates the destruction of an outer colony, and discovers that the Borg are on course to invade Earth. Riker struggles with a hotshot commander who is eyeing his position as first officer. - Cause and Effect
Cause and Effect
The destruction of the Enterprise near a temporal rift throws the ship into a time loop, where they continue to experience the same day over and over again. - Yesterday's Enterprise
Yesterday's Enterprise
A temporal rift brings the Enterprise-C forward 22 years in time, radically altering history. Picard and his crew must send the ship back to the past while fighting a war against the Klingon Empire. Tasha Yar discovers her fatal destiny. - Relics
Relics
The Enterprise discovers a mythical structure in space, and a Federation legend who has survived for decades in a transporter buffer. Montgomery Scott must face his new future in the 24th century. - A Matter of Honor
A Matter of Honor
An exchange program makes Commander Riker the first Federation officer to serve on board a Klingon ship, while the Enterprise crew discovers a strain of bacteria eating away at the ship's hull. - The Measure Of A Man
The Measure Of A Man
A Federation scientist arrives on board with orders to take Data back with him for study. Picard petitions on Data's behalf, defending the android's right to make decisions for himself. - Ethics
Ethics
An accident paralyzes Worf, who resolves to commit ritual suicide. Dr. Crusher and a visiting surgeon consider a ground-breaking procedure that could heal him -- or kill him. - Deja Q
Deja Q
Q is dropped on the Enterprise after the Continuum passes judgment on him and removes his powers. The once omnipotent being must adjust to life as a human -- with nearly every race in the galaxy out to get him.
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Deep Space Nine
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Trials and Tribble-ations
Trials and Tribble-ations
The Defiant is thrown back in time where they encounter James Kirk's Enterprise at a deep space station, and must catch a former Klingon agent bent on killing Kirk and altering the past.
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The Begotten
The Begotten
Odo comes upon an infant Changeling, and comes to terms with his own past with Dr. Mora when he tries to educate the being himself. Chief O'Brien and Shakar bicker as Kira goes into labor.
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Far Beyond the Stars
Far Beyond the Stars
Ben Sisko imagines himself to be a science fiction writer in the twentieth century struggling with racism, where his coworkers are humanized versions of DS9's personnel.
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The Ascent
The Ascent
Odo transports Quark to testify at a high-security trial, but sabotage forces them to crashland on a barely hospitable world. Jake and Nog move in together.
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What You Leave Behind
What You Leave Behind Part
The Dominion War finally comes to an end, but at a great cost to Cardassia. Odo offers the Founders the cure for the disease that threatens to destroy them, and the crew of Deep Space Nine prepares to go their separate ways.
- Duet
Duet
When a Cardassian comes to DS9 seeking medical aid, Kira comes face-to-face with a man she suspects of being a genocidal war criminal. -
The Visitor
The Visitor
Many years into the future, an aged Jake Sisko tells the story of his father's fateful disappearance into subspace -- and his obsessive desire to get him back
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In the Pale Moonlight
In the Pale Moonlight
With war casualties mounting, Captain Sisko seeks Garak's help in finding a way to bring the Romulans into the war on the side of the Federation.
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Children of Time
Children of Time
The crew of the Defiant find themselves stranded on a planet in the Gamma Quadrant, where they find a thriving settlement of their own descendents -- caused by the ship going 200 years into the past while trying to escape.
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Little Green Men
Little Green Men
After acquiring a ship of his own, Quark takes Rom and Nog for a test flight to Earth -- only to find themselves prisoners of the U.S. military in the year 1947.
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Voyager
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Distant Origin
Distant Origin
An alien scientist secretly observes Voyager's crew -- then kidnaps Chakotay to prove his theory about the true origins of his species.
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Message in a Bottle
Message in a Bottle
The Doctor's program is transmitted to an advanced Federation ship in the Alpha Quadrant, which has lost its crew. The Doctor and the ship's own EMH work to keep the prototype out of the hands of the Romulans.
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Scorpion
Scorpion
Voyager comes face-to-face with the Borg, only to learn that the seemingly unstoppable cybernetic race is at war with a powerful enemy from another realm: Species 8472.
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Year of Hell
Year of Hell
A Krenim time ship throws Voyager into the middle of a war zone, leading to months of fighting to survive as the ship begins crumbling around them.
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Timeless
Timeless
Voyager prepares for its first quantum slipstream flight. Fifteen years in the future, Chakotay and Harry risk it all to change the past and prevent the ship's destruction, and the deaths of their friends.
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Relativity
Relativity
A Federation timeship from the 29th century enlists Seven's help in stopping an unknown enemy from planting a weapon on Voyager in the ship's past.
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Blink of an Eye
Blink of an Eye
Voyager is trapped in the unusual atmosphere of a planet where time is passing thousands of times faster than normal, and the crew learns that the "sky ship" has become a part of the planet's religious beliefs.
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Endgame
Endgame
Voyager discovers a potential way to the Alpha Quadrant, but a swarm of Borg ships blocks their path. Twenty-six years in the future, Admiral Janeway embarks on a dangerous quest to travel back in time and alter Voyager's future.
- Tuvix
Tuvix
A bizarre transporter accident fuses Tuvok and Neelix into a single being. The Doctor struggles to find a way to separate them, while Tuvix ponders his right to life. -
Hope and Fear
Hope and Fear
An alien visitor helps the crew decipher a transmission from Starfleet, leading Voyager to an advanced sharship capable of whisking them home in months.
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Enterprise
- In a Mirror, Darkly
In a Mirror, Darkly
In a mirror universe, Commander Archer mutinies against Enterprise Captain Forrest in a bold move to capture an advanced ship rumored to have come from the future, and now in Tholian space. - Countdown
Countdown
The crew and their new Xindi allies race to stop the Reptilians and Insectoids from unleashing the weapon on Earth. Major Hayes leads a unit to rescue Hoshi, who the Reptilians are forcing decrypt the weapon's launch codes. - Zero Hour
Zero Hour
Archer makes his last stand against the Reptilians as the Xindi weapon hurtles towards Earth. T'Pol and Tucker lead the crew on a mission to destroy a key sphere in the hopes of breaking the Guardians' hold on the Expanse. - The Augments
The Augments
Malik seizes command of the Augments to attempt to wipe out a Klingon colony and spark an interstellar war, forcing Dr. Soong to reconsider his plans for the genetically engineered race. - Carbon Creek
Carbon Creek
T'Pol tells the story of her great-grandmother, who was part of a small crew of Vulcans who crash-landed in a small town in the 1950s. - Affliction
Affliction
Phlox is kidnapped and delivered to the Klingons, who need his help to stop a secret plague. Trip transfers to the Columbia, and Reed acts in secret to mislead Captain Archer. - Awakening
Awakening
Archer and T'Pol come face to face with the Syrrannites, only to learn that the essence of the ancient Vulcan philosopher Surak has been placed in the captain's mind. - Shuttlepod One
Shuttlepod One
Trip and Reed are convinced that the Enterprise has been destroyed, and must face their impending deaths alone in a shuttlepod. - The Andorian Incident
The Andorian Incident
The Enterprise crew find themselves in the middle of an interstellar conflict when a group of Andorian terrorists take over an ancient Vulcan monastery. - The Aenar
The Aenar
Archer visits Shran's icy homeworld to find an Andorian subspecies called the Aenar, to determine their connection to the marauder destroying ships in the region.
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All Time Greatest
- Trials and Tribble-ationsTrials and Tribble-ations
The Defiant is thrown back in time where they encounter James Kirk's Enterprise at a deep space station, and must catch a former Klingon agent bent on killing Kirk and altering the past. - The BegottenThe Begotten
Odo comes upon an infant Changeling, and comes to terms with his own past with Dr. Mora when he tries to educate the being himself. Chief O'Brien and Shakar bicker as Kira goes into labor. - Far Beyond the StarsFar Beyond the Stars
Ben Sisko imagines himself to be a science fiction writer in the twentieth century struggling with racism, where his coworkers are humanized versions of DS9's personnel. - Distant OriginDistant Origin
An alien scientist secretly observes Voyager's crew -- then kidnaps Chakotay to prove his theory about the true origins of his species. - The AscentThe Ascent
Odo transports Quark to testify at a high-security trial, but sabotage forces them to crashland on a barely hospitable world. Jake and Nog move in together. - All Good Things...All Good Things...
Picard finds himself moving back and forth through time, visiting his past, present and future -- and learning from Q that Picard himself may cause the extinction of humankind. - DuetDuet
When a Cardassian comes to DS9 seeking medical aid, Kira comes face-to-face with a man she suspects of being a genocidal war criminal. - Message in a BottleMessage in a Bottle
The Doctor's program is transmitted to an advanced Federation ship in the Alpha Quadrant, which has lost its crew. The Doctor and the ship's own EMH work to keep the prototype out of the hands of the Romulans. - The Trouble With TribblesThe Trouble With Tribbles
The Enterprise crew arrives on a space station to defend it from a possible Klingon attack -- but find that the biggest threat may come from a mass of gentle, furry creatures. - Mirror, MirrorMirror, Mirror
A transporter accident sends Kirk, Scott, Uhura and McCoy to an alternate dimension, where the unscrupulous crew advance in rank through assassination, and the Enterprise is poised to destroy a world.
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Movies
- First Contact
First Contact
The Borg have returned, in another attempt to conquer Earth. Disregarding orders, Capt. Picard and the new Enterprise-E rush to save the Federation Home World, only to get sucked back in time with the Borg as they attempt to interfere with the course of human kind's evolution into a peaceful, unified race. - The Undiscovered Country
The Undiscovered Country
After years of war, the Federation and Klingon empire prepare for a peace summit. But the prospect of intergalactic peace with sworn enemies is an alarming one to Captain Kirk. When a Klingon ship is attacked and the Enterprise is held accountable, the dogs are war are unleashed again, as both worlds brace for what may be their final, deadly encounter. - Generations
Generations
Captain Jean-Luc Picard and the crew of the Enterprise-D find themselves at odds with the renegade scientist Soren, who is destroying entire star systems. Only one man can help Picard stop Soren's scheme - and he's been dead for seventy-eight years... - The Wrath of Khan
The Wrath of Khan
The Federation Starship U.S.S. Enterprise is on routine training maneuvers, and Admiral James T. Kirk seems resigned to the fact that this may well be the last space mission of his career. But Khan is back and has stolen a top secret device called Project Genesis, wrested control of another Federation starship, and now schemes to set a most deadly trap for his old enemy Kirk - Insurrection
Insurrection
When an alien race--and forces within Starfleet--attempt to take over a planet that has "magical" properties, it falls upon Captain Picard and the crew of the Enterprise-E to defend the planet's people as well as the very ideals upon which the Federation itself was founded. - Nemesis
Nemesis
After the Enterprise is diverted to the Romulan planet of Romulus, supposedly because they want to negotiate a truce, not only do the Federation soon find out the Romulans are planning an attack on Earth, but Captain picard learns a chilling secret. - The Voyage Home
The Voyage Home
A space probe appears over earth, emanating strange sounds towards the planet and causing major storms which threaten its destruction. James T. Kirk and crew discover the strange sound is actually the call of the humpback whale - which has been hunted to extinction. They have to time travel back into the 20th century, locate a whale, and bring it back to 23rd century earth. - The Search for Spock
The Search for Spock
The Enterprise and crew are returning to port for some essential repairs to their ship. When they arrive, they are shocked to discover the Enterprise is to be scrapped. When Dr. McCoy starts acting strangely, Kirk is forced to steal his old ship back and fly across space to a lonely planet to save a friend. - The Final Frontier
The Final Frontier
The crew of the Federation starship Enterprise is called to Nimbus III, the Planet of Intergalactic Peace. They are to negotiate in a case of kidnapping only to find out that the kidnapper is a relative of Spock. This man is possessed by his life long search for the planet Shaka-Ri which is supposed to be the source of all life. Together they begin to search for this mysterious planet.
- The Motion Picture
The Motion Picture
Admiral James T. Kirk is called upon to take command of the U.S.S. Enterprise for the first time since his original mission ended. An alien phenomenon is heading towards earth, destroying everything in its path. Kirk rounds up the rest of his old crew, and acquires a few new members, and sets off to intercept it.