926Cheek to Cheek » by Kate Christie
When Kate Beckett, no-nonsense professional ballroom dancer, takes on bestselling novelist and renowned playboy Richard Castle as her partner for the third season of Dancing with the Stars, will the sparks that fly light up the dance floor, or send their chances for the trophy up in flames?Castle, M, English, Romance & Humor, chapters: 14, words: 62k+, favs: 293, follows: 722, updated: 4/19 published: 4/6/2015, Rick C., Kate B.
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American Crime Stories » by aforrest
She had lied to him. For months. The more he thought about it, the faster the hurt faded away. It was replaced by anger. No, not anger, pure and unchecked fury. The story starts during "Forty-seven" and will go from there. This won't be Caskett!Castle, M, English, Crime & Drama, chapters: 35, words: 138k+, favs: 116, follows: 164, updated: 4/7 published: 4/7/2017, [Rick C., J. Shaw]
155 Holding On » by evitascarlett
A collection of deleted scenes, missing moments and some alternate scenes from Apologize.Castle, T, English, Drama & Romance, chapters: 14, words: 114k+, favs: 29, follows: 51, updated: 1/18 published: 5/10/2016, Rick C., Kate B., Jim B., Johanna B.
3k+ Second Chance » by imdoingthiswhy
Season 2 finale AU. Lanie sees the disaster happening as Castle leaves with Gina. She talks to Beckett, then goes behind Beckett's back to stage an intervention. Life, love, cases, crises, etc. follow.Castle, T, English, Romance & Family, chapters: 207, words: 972k+, favs: 386, follows: 547, updated: 12/8/2020 published: 8/20/2016
937 I'll Be Watching You » by Roadrunnerz
Kate Beckett struggles with her demons after the Sniper case and, because of it, she's re-assigned to protect celebrity writer, Richard Castle, whose life is threatened by a dangerous stalker. AU-meeting fic set during season 4.Castle, T, English, Drama & Romance, chapters: 37, words: 149k+, favs: 167, follows: 290, updated: 11/15/2020 published: 3/23/2020
335 Butt Dial » by Netsrik1
AU of 'The Limey' Castle overhears Lanie when she butt dials him while talking to Kate in her apartment. How will he take the fact that Kate is 'crazy about him' even though she lied to him?Castle, T, English, Drama, chapters: 13, words: 53k+, favs: 102, follows: 228, updated: 8/22/2020 published: 5/30/2020
1k+With A Twist » by Dmarx
A collection of unrelated one-shots exploring various 'what if' scenarios. #25: What if… Castle and Beckett hooked up at Ryan & Jenny's wedding?Castle, T, English, Friendship & Romance, chapters: 25, words: 79k+, favs: 246, follows: 390, updated: 6/22/2020 published: 4/4/2018, Rick C., Kate B.
48 Alone Together by EllaNight
Set early season 5: Pandemic AU where Caskett are not quarantined together. "She hasn't seen him in a week. He's been quarantined at the loft with Martha and Alexis. God, how she wishes she could have gone over there tonight." Rated M.Castle, M, English, Romance & Humor, words: 3k+, favs: 64, follows: 17, 4/20/2020, Rick C., Kate B.
88With A Twist: M-Rated Scenes » by Dmarx
A collection of M-rated one-shots exploring various 'what if' scenarios. #2: What if… the case from Time of Our Lives took place between 4x21 and 4x22, and Kate was the one who ended up in an alternate universe?Castle, M, English, Angst & Romance, chapters: 2, words: 7k+, favs: 95, follows: 113, updated: 4/13/2020 published: 3/18/2019, Rick C., Kate B.
41 Is Two a Crowd? » by Hulihana
The first time it happened was an unexpected accident. What about the second? Beckett is living at the loft after the explosion and subsequent fire in her apartment. Will they grow closer together during this time or will they learn that one's company and two's a crowd?Castle, M, English, Romance & Family, chapters: 5, words: 9k+, favs: 85, follows: 146, updated: 3/10/2020 published: 5/3/2017, [Kate B., Rick C.]
562TALES FROM THE CITADEL » by Swordwriter
First in a series of one shots. Beckett and Castle join with a team from the 14th. precinct to investigate a serial rapist-murderer. The female detective shows an interest in Castle and Beckett's green-eyed monster comes out to play.Castle, M, English, Drama & Romance, chapters: 38, words: 123k+, favs: 68, follows: 105, updated: 2/26/2020 published: 10/19/2014
51 The Right Time by Roadrunnerz
After her conversation with Lanie, Beckett decides that maybe her friend is right. She's waited too long and it's time to tell Castle exactly how she feels. Set at the start of The Limey. A one-shot ficlet.Castle, K+, English, Romance & Angst, words: 3k+, favs: 54, follows: 20, 2/17/2020
628 Nightlife » by faithsette
"She thinks he's just watching all of the girls, but then he's still staring at her when she looks again a few minutes later. He's not watching all the girls, he's watching her." AU. Kate's a stripper, Rick meets her at a bachelor party. Prompt fill.Castle, T, English, Friendship, chapters: 16, words: 63k+, favs: 222, follows: 594, updated: 1/18/2020 published: 3/24/2015, Rick C., Kate B.
388Solace (Hypotheticals Series—Pre-Show) » by JohnQKole
Pre-Series installment of "Hypotheticals." A recently divorced author meets a gorgeous Stanford pre-Law student at a book signing in late 1998. The pair meet again nearly a year later when she's recovering from a tragedy and he's acclimating to life as a single father. Both are struggling more than they let on. A pre-series exploration of characters/love/friendship/romance.Castle, M, English, Romance, chapters: 24, words: 122k+, favs: 123, follows: 231, updated: 12/11/2019 published: 5/2/2019, [Kate B., Rick C.]
87 Strange Magic » by skygirl55
Richard Castle touches an amulet and acquires a...unique...magical power. AU during "Poof! You're Dead" Caskett.Castle, T, English, Humor & Romance, chapters: 2, words: 8k+, favs: 71, follows: 84, updated: 12/11/2019 published: 12/7/2019, Rick C., Kate B.
6k+ After A Deadly Affair » by ucsbdad
An AU story set after A Deadly Game. COMPLETE!Castle, K, English, Mystery & Romance, chapters: 1059, words: 1611k+, favs: 201, follows: 271, updated: 12/1/2019 published: 12/6/2013, Rick C., Kate B., Alexis C., Javier E.
144 Cerulean » by Garrae
"A small blue dot in her vision. But it was the wrong blue. It wasn't her blue. She wanted her blue. But it wasn't there." Fluff in three chapters.Castle, T, English, Romance, chapters: 3, words: 10k+, favs: 102, follows: 111, updated: 11/14/2019 published: 11/10/2019, Rick C., Kate B., Jim B.
142Undefined » by caffinate-me
When Detective Rick Rodgers moved back to New York from LA to take a job at the NYPD's 12th Precinct, the one thing he expected less than being haunted by his predecessor's cases, was to be living with her ghost. AUCastle, T, English, Drama & Supernatural, chapters: 6, words: 14k+, favs: 64, follows: 149, updated: 11/11/2019 published: 5/19/2019, Rick C., Kate B.
904 Almost Home » by bravevulnerability
"He cares about you, Kate. You may not see it, may not have been ready to before all of this, but he does." An AU twist to 2x18, Boom!Castle, T, English, Hurt/Comfort & Romance, chapters: 18, words: 48k+, favs: 330, follows: 321, updated: 9/27/2019 published: 8/19/2019, Rick C., Kate B.
26 This is Goodbye by greygoose70
"So what did you want to say, Castle," she asked impatience clearly in her voice. "Just this," he replied looking self assured. "I love you Katherine Beckett...and goodbye. He then turned, got on the elevator and was gone. A Season 2 A/U story. Disclaimer: Don't own them but thank you AWM for creating them.Castle, K, English, Hurt/Comfort & Romance, words: 8k+, favs: 58, follows: 33, 9/17/2019, Rick C., Kate B., Alexis C., Martha R.