Gates has had a strange first day at the LAPD. One of her Rookie officers looks exactly like a certain irritating murder mystery writer, and she suspects a prank is afoot. Crossover between Post-series Castle and Season 1 of The Rookie.

One-Shot; Kate is invited to eat dinner with Castle and his family, only to discover that that family is not what it seems.

Beckett gets some extra-terrestrial assistance in a murder. I own neither Castle nor World of Warcraft. This is likely to become a multi-cross incorporating SG-1 and Harry Potter both of which I still don't own.

Basically the show Castle with Lux. It takes place around the sixth season. It is told with the stories you know from the shows twisted in the new reality. Hope you enjoy it and don't forget to write a review to help me find a path.

Vampire Simone Renoir helps Detective Kate Beckett, in more ways than one. COMPLETE!

John Sheppard and Rodney McKay go to New York when Ancient technology is involved in the death of an astrophysicist. They inspire Richard Castle to write science fiction.

¿Qué pasaría si Kate Beckkett y Emily Byrne fueran hermansas separadas al nacer y se conocen durante una convivencia de policías?

A short Caskett crossover from the universe of the Henson Company's Farscape.

Castle tells his story about a murder and a confession. Rated for terror/violence and a bloody image involving a dead body

Post series finale minus epilogue. Captain Kate Beckett is back at work, just in time for a very odd corpse to show up. The investigation leads to an ancient secret...

Could a mortal and a goddess survive all the obstacles in their way, from friends to the media, was it worth it for Javier or would Amaliya get her heart broken even more than before.

As Tali and Lizzie are growing up, crime doesn't stop. As their crime-fighting parents team up once again, what happens when the duo find themselves right in the middle of it it all? Sequel to Paths Crossed.. takes place about 14 years later. Let me know what you think!

Mal is called to the city, both Mal and Castle have been assigned to special assignment. But all goes wrong when two icons battle to make a choice of life and death. Rated for strong language

Trois meurtres ont été commis en une seule nuit! Plusieurs agences devront s'entraider pour résoudre ces trois crimes. Qui est ce tueur ou ces tueurs qui disparaissent sans laisser de trace?

L'amitié entre Brooke Davis et Kate Beckett

Rip lands in New York and makes a new friend. Third in the series Rip Hunter - Unstuck In Time And Space.

A series of one-shot stories of when Deadpool shows up, and makes castles life... interesting. Rated T but some chapters could be borderline M.

In the aftermath of The Snap, Rick Castle starts to rebuild his life. Fortunately, he has Hope. Spoilers for Avengers: Endgame.

A series of bloody murders, mysterious writings and powerful totems. Chloe Decker and Lucifer Morningstar are drawn into a new city and a case which will test them, and their new friends at the NYPD.

Castle is solving a murder that he witnessed but at the same time being seduced in a cat and mouse game when Catharine returns. Rated for strong sexuality, language, and violence

5th in "Averages" crossover series, after "Castle vs the Law of Averages," "Caskett vs Dr Morgan," "Beckett vs the Linchpin," and "Chuck vs 3XK." Takes place a about a year after the Chuck finale and starts during Castle 5.15, "Target," finishing with its sequel Castle 5.16, "Hunt."

Jamie gets involved in the 4x07 Cops and Robbers episode and after he and his family keep running into Beckett and Castle. Not the best summary, sorry. This will be a series of one-shots so they will not be in any order.

aka How to not get arrested. 4th in "Averages" crossover series, after "Castle vs the Law of Averages," "Caskett vs Dr Morgan," and "Beckett vs the Linchpin." 5th in the combined #CSvTNA series which also includes Chuck-only stories. Takes place a few months after the Chuck finale and right after Castle 5.05, Probable Cause.

When the team from Castle teams up with Joe Maxwell they stumble upon a huge secret and bring it back to Winterfest

Garruk is on a killing spree, hunting for the plansewalker that cursed him. Will Kate and Rick with the help of Jace and Gideon save the day? Crossover between Castle and MTG, murder mystery. Written with: Netsrik1 -Thank you for helping me learn about Castle!-