An ambitious detective from Hong Kong joins forces with Castle and Beckett because she has info on a murder victim discovered in a park. However, Beckett soon learns that there may be secrets about this detective and the victim.
A security-detail assignment goes badly for Ryan when shots are fired at a politician during a charity event. A determined Ryan then sets out to catch the shooter, and Castle and Beckett assist him as he retraces what happened.
A personal-injury lawyer with a big personality is murdered, and the list of suspects is long, full of both clients and competitors. However, as Castle and Beckett investigate the case, they unearth a surprising secret that may be connected to the crime.
Castle flies to London with Alexis, but the trip goes awry when an air marshal is found killed. The father and daughter then seek Beckett's assistance on the ground to identify the murderer, who's about to move on to the next phase of a dangerous plan.
In the crime drama's premiere episode, well-known mystery writer Richard Castle (Nathan Fillion) is questioned by a fiery detective (Stana Katic) about a serial killer reenacting murders from his books. The pair instantly clash, but not without the suggest (more…)
Castle and Beckett discover a young nanny dead inside a laundry-room dryer, and their investigation leads to a dangerous world of play dates. Meanwhile, Castle contemplates Beckett's character while writing his "Nikki Heat" series.
Castle and Beckett become embroiled in political corruption while investigating the death of a city councilman who was running for reelection. Meanwhile, Castle's latest novel hits the stands, sending his mother into a critical rampage.
A woman found frozen at a construction site leads Beckett and Castle to reopen a cold case. The probe into the victim's past stirs up unpleasant memories for Beckett, which provides Castle with new book material.
A socialite is savagely murdered during a home invasion. The probe finds Beckett uncomfortably entering Castle's privileged world as his date to a charity ball. And Castle seeks information from a jewel thief who finds him less than charming.
A woman is found drowned in a bathtub full of motor oil at a shady hotel. A true-crime journalist, who may have been tailing the deceased, helps Beckett and Castle with the probe. Elsewhere, Beckett puts her reputation and wallet at stake in a poker game w (more…)
In the Season 1 finale, a plastic surgeon is found murdered in his car, and the ensuing probe involves surgery-obsessed patients and hush-hush procedures. Elsewhere, Alexis attends her first prom; and Castle discovers extremely unsettling information about (more…)
In the Season 2 opener, Kate and Castle are still at odds over his interference in her personal life, but the pair must work together when a man is found dead in a tree. Meanwhile, Castle struggles to finish his latest novel under the pressure of a looming (more…)
Two murders occur on the same night, prompting Castle to put his money where his mouth is by betting Ryan and Esposito that he and Beckett can solve their case first. But the two pairs must work together when both cases prove to be confoundingly bizarre.