With time running out, Castle and Beckett must put aside their differences with Agent Fallon to avert a city-wide catastrophe.

Castle and Beckett investigate the apparent robbery-homicide of a New York cab driver, only to discover that the victim was involved in a mysterious conspiracy with unimaginable consequences. As the…

Castle and Beckett find themselves on opposite sides of the case when Castle’s old school friend emerges as the prime suspect in his own wife’s murder. As they work to…

The brutal murder of a lottery winner has Castle and Beckett up to their eyeballs in suspects, envious and angered by the victim’s sudden move from the poorhouse to the…

When the detective who investigated Beckett’s mother’s murder is shot before Beckett’s eyes before he can give her new evidence in the case, Beckett’s old wounds are reopened. The investigation…

Castle and Beckett investigate the murder of the owner of a historic magic shop found dead in a Houdini’s water torture tank.

When Castle’s novel ”Heat Wave” becomes a movie, actress Natalie Rhodes accepts Beckett’s invitation to visit and learn about the character she will play; Natalie observes Castle and Beckett’s investigation…

Castle and Beckett investigate the murder of a dockworker turned bar owner who’s body is found floating in the East River. In the process of the investigation they uncover a…

Castle’s latest theory is alien abduction after an astrophysicist’s death is found to be from explosive decompression. A well know alien abduction expert gets involved in the case. To complicate…

Castle and Beckett investigate the murder of an NYC subway worker found shot in Central Park. But, while investigating the murder they uncover the abduction of a young boy as…

An “Officer Down” call turns out to be a male stripper dressed like a cop. Castle and Beckett explore the world of male strip clubs and struggling actors, all people…

When a beautiful woman is found dead in an alley, all clues point to her being a victim of the notorious Triple Killer. The Triple Killer, or 3XK, terrorized New…

Castle and Beckett look into the murder of a young mathematician gunned down with a 200-year-old bullet, sparking some wild theories by Castle about a time-traveling killer. When their investigation…

An unknown woman falls out of a casket along with the original deceased when pallbearers lose control of the casket at a funeral; the investigation takes Beckett and Castle into…

When a coded document attracts Castle’s attention, Beckett must steer the case back to the violent felons who populated their victim’s world; when Beckett’s ex-partner arrives, Castle must watch the…

Beckett and Castle search for a psychic’s killer while debating the existence of extrasensory abilities.

When Beckett and her team burst into an apartment on a murderer’s trail, they see Castle standing over a dead woman’s body holding a gun; Beckett arrests Castle as he…

Nothing is as it seems when Castle and Beckett investigate what appears to be the assassination of an intelligence operative. Meanwhile, Beckett’s romance with Demming threatens her relationship with Castle,…

A robbery-homicide prompts Beckett to invite Demming to assist on a case, giving Castle a ringside seat to their budding romance. When it becomes clear that the two men have…

A high profile chef is found frozen to death in the kitchen of a hot New York restaurant. Complications ensue when Castle and the restaurant owner, an old high school…

Investigating the murder of a thief, Castle and Beckett are surprised to learn that Esposito has a personal connection to the suspected killer. Another surprise is in line for Castle…

When Castle appears on a late-night talk show to promote his book, Heat Wave, legendary host Bobby Mann leans in during a commercial break and whispers, “They want me dead.”…

The investigation into the shocking death of a museum curator, crushed by a falling gargoyle, takes a bizarre turn when Castle and Beckett learn that he isn’t the first member…

In the second part of the story begun in “Tick, Tick, Tick,” the serial killer remains at large and is taunting Castle, Beckett and Jordan Shaw to catch him

Federal Agent Jordan Shaw, an insightful and accomplished Federal investigator teams up with Castle & Beckett to hunt down a cunning and elusive serial killer.

When a half-naked woman is found covered in caramel sauce and hanging by bondage cuffs in a public park, Castle and Beckett’s investigation takes them into New York’s underground world…

A beloved former major league baseball player is found dead after a goodwill trip to Cuba. The investigation, which includes running into Joe Torre, leads the detectives into New York’s…

Mysteries abound when a family returns from vacation to discover a dead man in their daughter’s bed. Thinking they’re investigating the murder of a squatter, Castle and Beckett soon find…

When Castle and Beckett are called to a wedding to investigate the death of a bridesmaid, Castle is stunned to discover that the soon-to-be bride is his old flame, Kyra,…

While investigating the death of an Irish mobster, Beckett and Castle uncover a local turf war that may be connected to both a late-night infomercial guru and an international drug…

Castle and Beckett uncover that a bullet is missing from the crime scene while investigating what happened when an art dealer was gunned down in his own gallery. However, when…

When a murdered man is found stuffed in the garbage chute of an apartment building and two women arrive to ID his body — one his wife and the other…

Castle and Beckett are thrust into the world of ex-cons and escorts. Meanwhile, Alexis has a private chat with Beckett about something that she’s keeping from her father.

After a bike messenger, carrying a package with content that is able to free a wrongly convicted man from prison, is brutally murdered, Castle and Beckett need to investigate the…

An up-and-coming rock star’s body is found in a scene that appears staged from her recent music video.

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…

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…

Castle has a new book agent, Paula Haas, who tells him of an exciting opportunity that may change his career. The downside is that taking the opportunity would mean the…

Castle and Beckett get an inside look at the cutthroat world of the New York fashion industry when they investigate the brutal murder of a young model during Fashion Week.

When two separate murders are committed on the same night, Castle wagers Ryan and Esposito that he and Beckett will solve theirs first. The frenzied race to catch their respective…