Genre: Crime Drama, Comedy
Summary: Bored with his success, celebrated mystery novelist Rick Castle teams with NYPD Detective Kate Beckett to solve the case of a copycat killer who re-creates murder scenes from Rick's novels. While solving the case, the two realize that their unorthodox partnership has its benefits and decide to continue working together. Combining his writer's intuition with her creative detective work, they investigate strange homicides in New York, all the while building a strong, if complicated, relationship with each other.
|Episode Online Video|
S04, E17 (First Aired:
When two women are found dead dressed as fairytale characters, Castle and Beckett must race to find the killer before he strikes again.
S04, E18 (First Aired:
The investigation into the death of a contestant on a popular dance competition show leads Castle and Beckett to a shocking secret that may have led to her death.
S05, E22 (First Aired:
When Beckett steps on a pressure-sensitive bomb, the team searches for a way to save her while Castle distracts her by talking about their relationship.
S05, E23 (First Aired:
When a government whistleblower is murdered, Beckett and Castle must figure out who is responsible and determine why Homeland Security is trying to take over the case.
S06, E01 (First Aired:
Beckett and Castle face the consequences of their decisions during a high-stakes investigation.
S06, E02 (First Aired:
Beckett races to find a stolen toxin capable of killing thousands of people; Castle has less than 24 hours to live after being exposed to the chemical weapon.
S06, E03 (First Aired:
Agents Beckett and McCord arrive to take over Castle and the guys' investigation into the death of a former child star, creating tension in the precinct.
S06, E04 (First Aired:
A desperate murder suspect with a hostage insists on negotiating with Castle.
S04, E19 (First Aired:
When a bomb kills five people at a protest rally, Beckett and Castle try to solve the case by reconstructing the 47 seconds prior to the explosion.
S04, E20 (First Aired:
An attractive detective from Scotland Yard (Brett Tucker) teams up with Castle and Beckett to investigate the murder of his friend's daughter; Lanie tries to talk Beckett into making a move on Castle.
S04, E21 (First Aired:
Castle takes on Detective Ethan Slaughter (Adam Baldwin) as his partner when tension between himself and Beckett rises, and he sees a new side to police work that puts him in danger.
S04, E22 (First Aired:
When a dead man is found with human bite marks on his body, a witness claims the deceased was attacked by a zombie.
S04, E23 (First Aired:
Castle tries to protect Beckett as she pursues the man who shot her; the 12th precinct is forever changed as feelings and secrets are revealed.
S05, E01 (First Aired:
Castle and Beckett set aside questions about their relationship in order to take on the forces responsible for the murder of Beckett's mother.
S05, E02 (First Aired:
On Beckett's first day back from suspension, she and Castle investigate a weathercaster's death, and try to hide their relationship from their co-workers.
S05, E03 (First Aired:
When a woman is murdered, Castle and Beckett think a repossessed storage unit may have a connection to her death.
S05, E04 (First Aired:
Castle's plans with Beckett are disrupted when a dying man stumbles into his backyard and collapses in his pool.
S06, E05 (First Aired:
A suspect (Joshua Gomez) in a grisly murder claims he has traveled back in time to prevent terrible events from unfolding.
S06, E06 (First Aired:
As Castle and Beckett investigate the ritualistic murder of a young woman, they find strange symbols in the victim's apartment; Castle struggles with Alexis' decision to move in with Pi.
S06, E07 (First Aired:
Alexis asks Castle for help proving a death row inmate's innocence 72 hours before his execution, but they uncover a secret that could seal the man's fate.
S06, E08 (First Aired:
When a well-known relationship therapist is murdered, it seems that she was targeted due to the secrets she knew about her powerful and elite clients.
S06, E09 (First Aired:
When a woman who looks very similar to Lanie is murdered, the team thinks the killer may be targeting members of the 12th precinct.
S05, E24 (First Aired:
An interview with a federal law enforcement agency forces Beckett to reconsider her career and her relationship with Castle; a young woman's body is found inside a flop house's water tank.
S05, E05 (First Aired:
The investigation into a ritualistic murder turns up evidence linking Castle to the crime, leading Beckett to wonder how well she really knows him.
S05, E06 (First Aired:
As Beckett and Castle investigate a murder at a sci-fi convention, they encounter avid fans in costume, egotistical celebrities and a lot of drama.
S05, E07 (First Aired:
A documentary crew follows Castle, Beckett and the team as they investigate the murder of a rock band's lead guitarist.
S05, E08 (First Aired:
While retrieving a murder witness, Castle and Beckett are ambushed, forcing them to take the witness on the run.
S05, E09 (First Aired:
Castle and Beckett investigate when a bearded man named Kriss Kringle falls from the sky in Central Park; Beckett and Castle work on a Christmas list together.