Once A Liar by Raviolitimelord The 12th is requested for a special assignment in Rosewood, Pennsylvania.
Pretty Little Liars series & Castle, T, English, Drama & Mystery, words: 1k+, follows: 1, 5/24/13
38 Two Lives Combine » by charmed4lifekaren Rick Castle and Malcolm Reynolds are one in the same. Mal left the future to protect those he loves and became Rick Castle, what happens when his two lives combine?
Firefly & Castle, T, English, Family & Sci-Fi, chapters: 20, words: 71k+, favs: 16, follows: 31, updated: 5/24/13 published: 3/16/12, Mal Rick C.
1 What a waste by drugan Castle muses on the latest major incident of school violence.
Buffy: The Vampire Slayer & Castle, T, English, Angst & Tragedy, words: 863, favs: 1, 5/23/13, Rick C.
54 North Star » by Laura Picken In the "Four Winds" universe (My Castle Fantasy AU series). An unknown mastermind seems to be trying to give the world's criminals supernatural abilities. Can the Guardians and the Avengers work together to find and stop this evil before it plunges the world into chaos?
Castle & Avengers, T, English, Fantasy & Adventure, chapters: 9, words: 36k+, favs: 17, follows: 22, updated: 5/22/13 published: 3/2/13, Alexis C. Captain America/Steve R.
Paper Birds » by TheInvisibleQuestion After discovering the truth behind her mother's murder, Kate Beckett convinces a willing Jarod and an unenthusiastic Parker to help her destroy the Centre once and for all.
Pretender & Castle, T, English, Adventure, chapters: 3, words: 4k+, 5/22/13, Miss Parker Jarod Kate B.
1 Ninja Assassin » by black jace In an alternate dimension that is exactly like the actual one but is controlled by me a half- blood joins the Castle crew. When a new cop joins the homicide team at NYPD Castle and Beckett grow suspicious. How will the crew react when they find out that Nico isn't who they thought he was. Nico is 16. yes i know that technically this story will never happen but let a girl dream!
Percy Jackson and the Olympians & Castle, T, English, Humor & Mystery, chapters: 2, words: 506, 5/21/13, Nico A. Rick C. Kate B.
To Love, Loss and Love Again » by castlencis Well Eva(O/C) is from New York orgaingally she was to get married to Adam Ross a wonderful young man who worked in the NY Crime Lab. But tradry strieks a couple of weeks before the wedding. She meets Detective Esposito and his work mates through the investagation.There will be some Caskett, D/L and some Javier/Eva(O/C).
CSI: New York & Castle, K, English, Hurt/Comfort & Romance, chapters: 2, words: 1k+, updated: 5/21/13 published: 4/23/13, Lindsay M. Danny M. Javier E. Kate B.
48 Castle Bones » by Cassie Bones Castle/Bones crossover. It needed to happen. I have no regrets. Read and Review! Rated T now but may become M
Bones & Castle, T, English, Romance & Humor, chapters: 8, words: 13k+, favs: 25, follows: 54, updated: 5/21/13 published: 3/7/13, T. Brennan Rick C.
38 Unleashed » by worldtravellingfly Robbers interrupt a boring schooltrip to the Met, taking two hostages and stealing a very expensive piece of jewelery. Beckett and her team are called on scene due to two murders. But what is the CIA's deal? And why does a certain, furious ex-spy suddenly appear in the office? (Sequel to XYXX, HWTRYLH and Moments. Read those before this!) FEM!ALEX.
Alex Rider & Castle, T, English, Drama, chapters: 7, words: 14k+, favs: 27, follows: 38, updated: 5/21/13 published: 5/12/13, Alex R./Cub Eagle Rick C. Kate B.
1 A Castle and Mentalist Fanfiction » by Mental Casketteers This is a fanfiction written by my sister and I, with a mix of Castle and The Mentalist. It is based in D.C were Beckett took a job as a detective there while the others are back in NY. Hope you Enjoy :) Just Remember I don't own any of these shows. Please Review! :)
Mentalist & Castle, K+, English, Crime & Romance, chapters: 3, words: 4k+, updated: 5/21/13 published: 5/18/13, Patrick J. Teresa L. Rick C. Kate B.
2 Small Talk by Oracle Glass "She's not a friend, but she's a friend of a friend," Jenny had said. "It'll be fun, Javier, I'm sure it will be." And then Ryan had tossed in a crack about passing the time while Lanie wasn't talking to him, and before he knew it he had agreed to a blind date, which was strictly against the rules, but here he was anyway, in the middle of a meal that was going to break the budget f
Buffy: The Vampire Slayer & Castle, K, English, Humor & Romance, words: 2k+, favs: 5, follows: 3, 5/20/13, Buffy S. Javier E.
1 I'm Going To Kill Him Tonight » by Rizzy151617 Beckett's older brother Damon pays her a visit. What is he up to? Will Beckett and Castle be safe?
Castle & Vampire Diaries, T, English, Romance & Angst, chapters: 4, words: 6k+, favs: 2, follows: 10, updated: 5/19/13 published: 11/8/12, Kate B. Damon S.
6 Something Blue » by Amelyani Something out of this world has Detective Kate Becket and Richard Castle stumped as they solve a strange series of murders while planning their wedding. And when things can't get any more bizarre, they meet a odd man in a pinstripe suit with unkempt hair, babbling on about bio-psychic residue and alien technology. Who is this Doctor and will Kate finally believe in the impossible?
Doctor Who & Castle, T, English, Adventure & Mystery, chapters: 3, words: 5k+, favs: 3, follows: 11, updated: 5/17/13 published: 5/5/13, 10th Doctor Jack H. Rick C. Kate B.
23 Somebody no one knew was still alive » by caskett-tiva21 Hope and Tali are growing up so fast. Kate and Rick and Tony and Ziva stay in touch and visit each other whenever they can. One day though, somebody comes back into their lives in an unexpected way and will change everything... Sequel to 'A brother nobody knew about'.
NCIS & Castle, K+, English, Family & Hurt/Comfort, chapters: 8, words: 13k+, favs: 10, follows: 15, updated: 5/14/13 published: 4/7/13, Tony D. Kate B.
6 A Whole New Rulebook » by Time-Travelling Llama I have been watching a lot of Castle lately and I am addicted to Doctor Who and so this happened. When Castle and Beckett lose their case a strange turn of event leaves them stranded with The Doctor. I hope you like it :) and I'm sorry I'm not as good as Castle! :) Also this pre 47 seconds since series five hadn't aired in the UK but now it has :)
Doctor Who & Castle, K, English, Sci-Fi & Adventure, chapters: 9, words: 8k+, favs: 9, follows: 15, updated: 5/14/13 published: 3/7/13, 11th Doctor Rick C. Kate B.
7 A Stair of Swords » by theicemenace A man wandering alone in New York finds his way into a coffee shop, where he meets a girl who tells him they're friends. In spite of his questions, he lets her care for him until someone tries to kill both of them. Who is he? And why does someone want him dead? T Rating to be safe.
Castle & Avengers, T, English, Adventure & Suspense, chapters: 4, words: 17k+, favs: 4, follows: 4, updated: 5/14/13 published: 4/27/13, Alexis C.
1 Not in the Limelight by FaithDaria Kate Beckett is introduced to someone very interesting at one of Rick Castle's parties.
Shadow & Castle, T, English, words: 713, 5/13/13
6 Sacrifices » by Shutterbug5269 The tale of how Alexis Castle survived the Pale Wars and Arkfall and how her path intersected with Joshua Nolan.
Castle & Defiance, T, English, Sci-Fi & Hurt/Comfort, chapters: 3, words: 7k+, favs: 9, follows: 14, updated: 5/13/13 published: 5/1/13, Alexis C. J. Nolan Irisa N.
88 Poor Yorick » by farewellblindgirl Booth, Bones, Beckett and Castle are forced to team up when old enemies come back to eliminate them. Takes place immediately after "The Change in the Game" and "After the Storm." Rated T for language.
Bones & Castle, T, English, Adventure & Suspense, chapters: 16, words: 28k+, favs: 12, follows: 44, updated: 5/11/13 published: 3/4/13, S. Booth Kate B.
1 Like Broken Glass » by NightingaleTear A double homicide causes a jurisdiction nightmare for the NYPD, the Boston PD and NCIS. Will Beckett, Jane and Ziva and their teams manage to work together despite their personal issues and solve this case before more lives are lost? Multiple x-over. Expect appearances from Castle, Rizzoli&Isles, NCIS and NCIS:LA.
Castle & Rizzoli & Isles, T, English, Romance & Crime, chapters: 4, words: 11k+, favs: 1, follows: 3, 5/10/13, Rick C. Kate B. J. Rizzoli M. Isles
14 Instinct » by Izabel65 Rick,Kate et leur fils passent d'agréables vacances,seulement un animal s'échappe lors de son transport. Leur rencontre ne va pas être sans conséquences.Les blessures infligées à Rick et à son fils sont beaucoup banales que de simples coups de griffes. Leur regard sur le monde va bientôt changer. Helen Magnus et son équipe viennent les chercher au loft et les amènent au sanctuaire.
Castle & Sanctuary, T, French, Suspense & Sci-Fi, chapters: 18, words: 51k+, favs: 2, follows: 5, updated: 5/8/13 published: 2/4/12, Helen M. Rick C.
42 Whether We Wait » by Fate's Silver Chain When the team storm an apartment, they certainly did not expect the teenager on the couch to pull out a gun, and then flash ID. Nor did they expect the trouble that followed. (7)
Alex Rider & Castle, T, English, Humor & Adventure, chapters: 3, words: 5k+, favs: 46, follows: 96, updated: 5/6/13 published: 11/4/12, Alex R./Cub Kate B.
9 Biting the Big Apple » by DragonKnight159 (On temporary hiatus) What should have been a relaxing day for Castle and Beckett turns into a much bigger crime than they could have imagined when two "FBI" agents show up for an unusual crime. Set Castle Season 5 and Supernatural Season 8. Contains Caskett.
Supernatural & Castle, T, English, Crime & Supernatural, chapters: 4, words: 3k+, favs: 7, follows: 26, updated: 5/1/13 published: 2/23/13, Sam W. Dean W. Rick C. Kate B.
1 Partners by CoriMariee Side by side, in body or in heart. Note: This story also mentions Bones couple Booth and Brennan but the site would not allow for a three show crossover.
Law and Order: SVU & Castle, K, English, Angst & Romance, words: 602, 5/1/13, O. Benson Rick C. Kate B.
2 Heat by T-man626 Worlds collide when a badly burned body turns up in New York's Twelfth Precinct. Caskett and Helyka. TEASER ONLY.
Castle & Warehouse 13, K, English, Mystery & Sci-Fi, words: 1k+, favs: 3, follows: 10, 4/24/13, Rick C. Kate B. Myka B. Helena G. W.