StarTrek: The Original Series Crossovers
Filters
617 | Page 1 2 3 4 11 .. Last Next »

Star Trek: Of Gods and Monsters by OliverCooper1002 reviews
Captain Kirk and the crew of the USS Enterprise explore a newly discovered planet and comes face to face with creatures who may very well be called gods. And on top of that, it looks like the Klingons are here too.
Crossover - StarTrek: The Original Series & Godzilla - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 4,708 - Reviews: 1 - Favs: 3 - Follows: 1 - Published: 4/28 - J. Kirk, Spock, Mothra, Godzilla
Final Conflict: A STARS ABLAZE STORY by Lord Maximus reviews
(Takes place before Episode II) In the wake of Starfleet's discovery of a new galaxy and the knowledge it has gained, the Klingon Empire under Kor make a desperate attempt to tip the balance of power in their favor by mimicking the events that brought the Enterprise into contact with this new universe. Will they succeed or will this lead to a greater disaster?
Crossover - StarTrek: The Original Series & Earth: Final Conflict - Rated: T - English - Sci-Fi/Suspense - Chapters: 2 - Words: 7,352 - Reviews: 4 - Favs: 10 - Follows: 8 - Updated: 4/21 - Published: 4/11 - Complete
Upon the Currents of Time and Space by ElliotJA
The Immortal known in the 23rd century as Flint encounters a familiar face on a distant world and thinks back to his ancient beginnings.
Crossover - StarTrek: The Original Series & Highlander - Rated: T - English - Chapters: 1 - Words: 1,371 - Published: 4/21 - Complete
Magic Through the Ages by Rina Meunier reviews
Has anyone ever wondered what would change in the wizarding world if muggles became aware that they are not alone in the universe? A young Spock develops a friendship with a human girl he met one day in Shi'Kahr. As time passes, the relationship grows deeper. But she is hiding something.
Crossover - StarTrek: The Original Series & Harry Potter - Rated: T - English - Friendship/Romance - Chapters: 6 - Words: 11,314 - Reviews: 5 - Favs: 18 - Follows: 26 - Updated: 4/5 - Published: 7/31/2019 - Spock, OC
Hippocratic Oath by goldenhand9107 reviews
Bones may not know much about the man with three arrows in his chest, but he's got a medkit in his hand and an oath to fulfill. Damn transporter issues. Cross-posted on AO3.
Crossover - StarTrek: The Original Series & Lord of the Rings - Rated: K - English - Sci-Fi/Humor - Chapters: 1 - Words: 3,605 - Reviews: 3 - Favs: 4 - Follows: 2 - Published: 4/1 - L. McCoy, Aragorn, Boromir - Complete
Star Ablaze - Episode 1: Destinies Entwined by Lord Maximus reviews
Star-Trek Original Series, Star Wars Movie crossover. In one universe the Enterprise races to stop an alien object of immense power and in another two Jedi Knights are sent to maintain peace on the small planet Naboo. Neither side was meant to meet but one single change is enough to bring two universes together and facing danger from both.
Crossover - Star Wars & StarTrek: The Original Series - Rated: T - English - Chapters: 17 - Words: 74,164 - Reviews: 72 - Favs: 66 - Follows: 75 - Updated: 4/1 - Published: 5/3/2020 - Complete
Partita di Baseball by MCcoyJimSpock
Uhura viene rapita da una razza aliena che la porteranno sul loro pianeta, lo stesso Mando. questi alieni rapiscono specie diverse per farli giocare a baseball. riusciranno a scappare?
Crossover - StarTrek: The Original Series & Mandalorian - Rated: T - Italian - Sci-Fi/Adventure - Chapters: 1 - Words: 3,284 - Favs: 1 - Published: 3/21 - J. Kirk, Uhura, The Mandalorian/Din Djarin, The Child/baby yoda - Complete
Sherlock and John meet Spock and Bones by Thatawkwardlesbianbitch reviews
What I think would happen if Spock and Dr McCoy met Sherlock and John, I wrote this a while ago but I hope you like it!
Crossover - Sherlock & StarTrek: The Original Series - Rated: K+ - English - Humor/Sci-Fi - Chapters: 1 - Words: 221 - Reviews: 1 - Published: 3/17 - John W., Sherlock H., L. McCoy, Spock
Exploring Insanity by KeepSmiling1
Non compos mentis, or insanity, is often determined by the cultural mores of a society. Spock is well aware of this. For Neville Longbottom, insanity has been synonymous with his family ever since the attack on his parents. When Neville's wife, Luna, reaches to the stars for help, he learns that the definition of insanity is rather flexible after all.
Crossover - StarTrek: The Original Series & Harry Potter - Rated: T - English - Sci-Fi/Fantasy - Chapters: 1 - Words: 2,649 - Published: 3/7 - J. Kirk, Spock, Luna L., Neville L. - Complete
The End of Two Eras by the stargate time traveller reviews
Picard's thoughts as he watches Kirk die.
Crossover - StarTrek: The Next Generation & StarTrek: The Original Series - Rated: K+ - English - Tragedy - Chapters: 1 - Words: 2,332 - Reviews: 1 - Favs: 4 - Follows: 1 - Published: 3/3 - J. Picard, J. Kirk - Complete
Our Mental Star Trek RP Archive by Howbrighthesky
A series of Roll-Plays as we write and edit them. Me and my mates just going wild. The first chapter features Connor and Nines from DBH and there will be guest Cameos from other shows too (spencer Reid LMAO) Strap yerself in laddie! Beam up in 1 -2 -3 -4 -5 -6 -7 -8 -9 -10
Crossover - StarTrek: The Original Series & Star Trek: Discovery - Rated: M - English - Hurt/Comfort/Family - Chapters: 1 - Words: 3,345 - Published: 2/20
Worlds Apart, Galaxies Away: Perhaps I shall return one day by PegasusWingsVW reviews
Julia Miles (OC) has spent a significant amount of time living in the ancient city of Atlantis, until one day, a stargate malfunction sends her to another universe. Will she ever get home? Or is she doomed to live in a galaxy where, the TV show star trek is real?
Crossover - StarTrek: The Original Series & Stargate: Atlantis - Rated: K+ - English - Humor/Adventure - Chapters: 7 - Words: 21,060 - Reviews: 14 - Favs: 26 - Follows: 43 - Updated: 2/18 - Published: 10/6/2014
The Assignment by Re Lupa reviews
We can't tell you who we are. Or our mission. But we're boldly going where no normal kid has gone before. It's a good thing we're nowhere near normal.
Crossover - StarTrek: The Original Series & Animorphs - Rated: K+ - English - Sci-Fi/Suspense - Chapters: 32 - Words: 88,077 - Reviews: 1 - Favs: 4 - Follows: 3 - Updated: 2/5 - Published: 5/4/2020
Star Trek: The Little Vulcan by Mistrerspockzlovagirl reviews
Spock's twin daughters, T'sha and Rachel, as they grow up on Discovery and the Enterprise.
Crossover - Star Trek: Discovery & StarTrek: The Original Series - Rated: T - English - Family - Chapters: 2 - Words: 1,900 - Reviews: 1 - Favs: 3 - Follows: 4 - Updated: 1/17 - Published: 3/22/2019
The Future Is Unwritten by Laura Schiller reviews
A fix-it for TOS: "The Menagerie", set during DISC Season 3. Pike is trapped in a horrible situation. Burnham has a messianic complex and a Red Angel suit. So why not? Pike & Burnham friendship, background Bookburn and Pike/Vina.
Crossover - StarTrek: The Original Series & Star Trek: Discovery - Rated: K+ - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 2,251 - Reviews: 2 - Favs: 3 - Follows: 1 - Published: 12/9/2020 - C. Pike, Michael B. - Complete
Naruto: Infinity Divide: Blood & Chrome by Thayerblue1 reviews
A spinoff of my story Infinity Divide. It's a three way crossover: Naruto/Star Trek (TOS)/Battlestar Galactica: 2004. See inside for details.
Crossover - StarTrek: The Original Series & Naruto - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 38,980 - Reviews: 121 - Favs: 311 - Follows: 304 - Updated: 12/9/2020 - Published: 7/16/2020 - Naruto U.
Visiting Hell by ElliotJA
The TARDIS lands on a stormy desert world, where it does not go unnoticed.
Crossover - StarTrek: The Original Series & Doctor Who - Rated: K - English - Chapters: 1 - Words: 1,052 - Published: 11/12/2020 - Khan S., 1st Doctor, Dodo C. - Complete
A Leap Forward for The Backstepper by The UnderFaker reviews
Frank B. Parker is a chrononaut who routinely goes backward Seven Days in to the past to fix problems. Frank's biggest adventure is going to be a bit more forward than backward... Warning story involves characters discussing the aftermath of real life terrorist attacks, To the innocent people who lost their lives Rest in Peace we will never forget you. Star Trek, Seven Days
Crossover - StarTrek: The Original Series & Seven Days - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 3,330 - Reviews: 1 - Published: 10/5/2020
Saber of Destiny by Celestial Alignment reviews
The Enterprise is investigating weird readings from the Guardian of Time. Then a severed hand pops out holding a lightsaber. Time starts falling apart and Kirk, Spock, and McCoy must travel through space and time to a galaxy far, far away.
Crossover - Star Wars & StarTrek: The Original Series - Rated: T - English - Adventure/Suspense - Chapters: 4 - Words: 13,071 - Reviews: 1 - Favs: 5 - Follows: 4 - Updated: 8/18/2020 - Published: 8/4/2020 - Complete
Personal Space: The Final Frontier by oldmaker
"The average starship has a hundred redshirt deaths per year" factoid is actually just a statistical error. The average starship has zero redshirt deaths per year. Redshirt Dean Winchester, who works on the starship Orion and dies over 10,000 times each day, is an outlier and should not have been counted.
Crossover - StarTrek: The Original Series & Supernatural - Rated: T - English - Humor/Angst - Chapters: 1 - Words: 8,197 - Follows: 1 - Published: 8/17/2020 - Sam W., Dean W., Castiel, Alastair
Love of a Stranger by Romancefantasy reviews
I think every Star Trek fanfiction writer will eventually write an origin story for Sarek and Amanda Grayson. Here's one of them. When strangers meet and marry mayhem is sure to ensue right?
Crossover - StarTrek: The Next Generation & StarTrek: The Original Series - Rated: M - English - Romance/Drama - Chapters: 11 - Words: 25,150 - Reviews: 6 - Favs: 6 - Follows: 10 - Updated: 8/16/2020 - Published: 1/25/2020
Thayerblue1's Naruto Infinity Divide: War of Anubis by Sanji Himura reviews
Naruto M'Fau finally found Earth. But it wasn't the Earth that he recognized. Can he get back home with the aid of Stargate Command? And what about Anubis?
Crossover - StarTrek: The Original Series & Naruto - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 3,654 - Reviews: 6 - Favs: 52 - Follows: 54 - Published: 7/22/2020 - Naruto U.
Star Trek - Timelines by Valo79
Space. What a clusterfuck of stars. These are the voyages of a motherfucker called Spectre. His minute mission, to fight with The Draconians. To fuck up this new life and new civilization. To boldly go where no other motherfucker will ever go.
Crossover - StarTrek: The Original Series & StarTrek: The Next Generation - Rated: M - English - Adventure/Drama - Chapters: 3 - Words: 2,500 - Published: 7/16/2020 - J. Kirk, Spock, J. Picard, OC - Complete
Naruto: Infinity Divide by Thayerblue1 reviews
A crossover between Naruto and Star Trek: TOS. Starts a few years before The Original Star Trek series and takes place in the Star Trek Universe. Featuring Vulcan!Naruto. See inside for details.
Crossover - StarTrek: The Original Series & Naruto - Rated: M - English - Adventure/Sci-Fi - Chapters: 53 - Words: 323,490 - Reviews: 1715 - Favs: 1,457 - Follows: 1,458 - Updated: 7/14/2020 - Published: 10/24/2016 - Naruto U.
The Enterprise and the Doctor by denise3 reviews
The Enterprise, during its five-year mission under Captain Kirk, repeatedly meets a mysterious individual known as the Doctor. Amid growing threats to the Federation, they must decide whether to trust him, or not. UPDATE: Second chapter of Pursuit is up! Attacked by a mysterious foe, the Enterprise crew must trust the Doctor in order to survive.
Crossover - StarTrek: The Original Series & Doctor Who - Rated: T - English - Suspense/Sci-Fi - Chapters: 28 - Words: 80,159 - Reviews: 64 - Favs: 80 - Follows: 111 - Updated: 7/3/2020 - Published: 10/8/2015 - J. Kirk, L. McCoy, Spock
617 | Page 1 2 3 4 11 .. Last Next »