A gunned down ER physician turns out to be a mob doctor.
A famous action star from the 80's is found murdered.
A routine investigation turns deadly when a gunman takes hostages.
When Castle and Beckett learn that a murder victim may have been poisoned at an Old West-style resort, they visit the resort posing as newlyweds to uncover the truth.
A murder investigation launches Castle into what seems to be an alternate universe where he's never met Kate Beckett.
When Castle and Beckett investigate the mysterious murder of a Japanese ballet dancer, they end up being targeted by a ninja assassin.
Castle and Beckett look into the Vudon religion when an immigrant is found tortured in a ritualistic killing. Meanwhile on the homefront Castle must deal with the possible homecoming of Alexis' mother, his first wife.
The investigation behind a body found wrapped in a rug on the sidewalk leads Castle and Beckett deep inside the world of New York City politics. The partners discover a world of expensive escorts, arrogant tycoons, corrupt investigators, and the effects of betrayal.
Castle: 'Murder Most Fowl' Sneak Peek
Castle: "A Deadly Affair" Sneak Peek
He's not in the car! Beckett rushes to the fiery car crash where Castle could be trapped or worse. Beckett approaches the wreckage in horror and despair. Then... Castle isn't in the car!
Mr. Castle! Just what the hell do you think you're doing?!
Preview Episode 5: He just took this to a whole new level.
After some holiday distraction, Castle remembers he's just brought Beckett to meet his old Mob friend. It's a little uneasy being that Beckett is a cop, but Castle hopes his friendship will bridge that gap.
Cast members Nathan Fillion (Richard Castle), Seamus Dever (Kevin Ryan), and Jon Huertas (Javier Esposito) reenact a fight scene from "The Blue Butterfly." Seamus notes that he married his real-life wife, Juliana Dever (Jenny Duffy-O'Malley), on the show.
Castle - Sneak Peek
Moderator and TV host Tom Bergeron asks cast members Ruben Santiago-Hudson (Roy Montgomery) and Tamala Jones (Lanie Parish) about getting the takes they want.
Preview Episode 6: I've never seen this man before in my life.
Preview Episode 6: If Beckett interrogated a Castle she'd never met.
Castle Ep 214
Castle: 'A Deadly Game'
Castle - 'TICK, TICK, TICK...'
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