Murder mystery author Richard 'Rick' Castle publishes the book in which he kills off his bestseller series' hero, Derek Storm. On that very day, NYPD detective Kate Beckett questions him about two murders in the exact style of his novels, on a lawyer Fisk viz. social worker Alyson Tisdale. He's professionally flattered to have a copycat. Her boss, captain Roy Montgomery, accepts his help as case consultant and teams them up, the mayor being a fan puts him de facto in charge. More copy killing follows. The police simplistically arrest his fan Kyle Cabot, the first ...
Now Castle has solved the pseudo copycat-case, the mayor orders him accepted as permanent police consultant. First case, Howard Peterson and Sara Peterson's nanny Sara Manning, from Georgia, was found dead in their building's clothes dryer. Once more, Castle comes up with the non-evident questions and ideas to establish the infidelity-related motive and several suspects.
A clique of rich kids plays Russian Roulette with a bullet-less gun. But one night a bullet in the chamber kills one of them. When another one is supposedly commits suicide it's up to the team to discover what is what and if the suicide was over guilt.
Two guys thought the rug was the find at a neighborhood dumpster. They were astounded to find a councilman's body inside the rolled up rug. Was this a botched robbery or does this murder have ties to local politics?
Richard Castle thinks a murder is a voodoo ritualistic murder when a silver coin is found in the mouth of an adult male murdered victim. When other deaths pop up including a young girl with a silver coin in her mouth, it's up to the team to find the connection.
Castle is anxiously awaiting the public response to the release of his newest work of fiction. A baffling rash of jewel robberies from the society set prompts Castle to ask Beckett to be his undercover date at a ball to see if the thief might be amongst the affluent set and casing out his victims at charity events, balls, and parties.
A woman found drowned in a bathtub full of motor oil is initially identified as a missing suburban housewife, until it's discovered that her identity had been stolen from a deceased child, and that she had been a fugitive from a terrorism charge for two decades.
Angela (2) is kidnapped from adoptive parents Alfred (painter) and Theresa Candela's home for $750,000 ransom, every cent they own. Castle follows the money in the parents' family and business. There's something fishing about the ransom demand.
Plastic surgeon Dr. Joshua Leeds (37) was asphyxiated by plastic bag in has long overdue parked car, but first tortured. He was reported missing weeks ago by fiancée Courtney Morantz. Castle has a forensic expert look into the murder on Becket's mother 15 years ago. And checks on Owen (15), his daughter's 'suspiciously' inconspicuous prom date. Leeds has threatening dissatisfied patient; and a secret patient, which Becket's FBI friends and Castle's mob contact contact, with surprising results.
Insurance agent John Allen was strangled and thrown off a roof into a tree. Masked men hold Castle and the coroner at gun-point to steal the corpse on the way to the morgue, then dump it after butchering the inside, probably retrieving drugs. The widow refused to consider infidelity and pointed at former colleague Max Haverstock but it turns out both were fired eight months before and only Max got another legal job. Meanwhile only the mayor and the chief stand between Castle and jealous Becket severing his privileged ties with the NYPD after this 'last case', so he ...
At full moon, couples therapist Ashley Cosway (32) is found at home by her husband, who ignores who the second portion Chinese was for, shot and marked in bad English 'psycho, you're time is up, rapist'. In the park near his home, retired math teacher Frank Anderson is also found shot. Ashley's visitor was friend-lawyer Brandy Rossi, asked to explain how one gets a restraining order. She and husband have an alibi, so Castle looks into her patients and a rumor of marital trouble. His hurry because of a bet against Javier and Ryan which duo solves its crime first, ...
When an Arctic explorer is killed during a polar expedition, the mysterious circumstances of his death take Castle and Beckett from the penthouses of Park Avenue to the halls of the CIA. But Castle's delight at the case's many twists and turns soon turns to frustration as he realizes that their elusive killer might just be fooling them all.
Illegal Czech immigrant Eliska Sokel's corpse is found hidden in a sewer, two days after her death. Her also-illegal ex, Teodor Hajek, explains she left him after their son died from a congenital disease. She had worked on the concierge staff of a luxury residence but was fired after Dr. Cameron Talbot's wife questioned the appropriateness of her treating their son Zane to a lollipop. Castle wonders how Beckett will take his dedication of a book starring her alter-ego, and his agent Haas's offer of a contract to write 3 British spy novels. They still solve the case ...
As Halloween approaches, Castle and Beckett are called to a graveyard where the body of a young man sporting vampire fangs has been discovered with a wooden stake driven through his heart. Their investigation takes them deep into the heart of New York's underground vampire fetish community, where they learn that the motive for the victim's murder may be hiding within the pages of the graphic novel he was writing before his death.
Haley Blue, the singer in Alexis' favorite band, The Blue Pills, is found in an alley with a broken neck, murder staged as suicide, before she can break up the band. Stalking fan Franco Marquez, against whom she got a restraining order, says he overheard ex-con guitarist Zack Metzger threaten her. Both Castles add lyrics analysis to confusing facts about a possible band reunion and drug (rehab) history involving her sister Skye, producers couple Ian and Bree Busch and ex-producer John McGinnis.
Bike messenger Caleb Shimansky is killed by a masked man in a stolen black sedan. Caleb carried only one package, for Sally Niedermeyer, whose name the courier firm had miswritten as terrorist Shakir Nidal Mattar's. It was a message from her nephew Brian Thompson, from jail, where he's murdered hours later. It proved he, convicted due to present captain Roy Montgomery, confessed innocently to have his son's medical bills paid. Castle's connections help investigating the original murder of Olivia, which soon points to the extremely wealthy, politically influential ...
Highly respected A.D.A. Jack Buckley, a tough crime-fighter, was murdered. His brother in law, businessman Paul Cho, was blackmailed mysteriously with his use of call girls from 'Danton.' Team Castle discovers it's all about the discreet cyber-pimp business, which also employs Buckley's legal protégée Scarlett Price. While working out who succeeded jailed founder Dan Tonelli, 'cool dad' Castle worries which secret Alexis shares only with Becket.
Sam Parker's corpse is found in a garbage chute. However he's identified not only by his wife Helen, but also by a fiancée, who only knew him as 'bachelor' Jake Holland. Also under this second identity he got his present job, at a company which overtook by mans of innovation his first employer's. His brother-in-law found out and was due a big loan. Meanwhile Becket accepts to supervise Alexis's police internship.
When an art dealer is gunned down in his gallery, Castle & Beckett discover that a bullet is inexplicably missing from the crime scene. The mystery is deepened by an amnesiac who witnessed the crime but can't remember what he saw or even who he is.