WatchCastle Season 6 Online
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When a dying man stumbles into a church before dying and hands a priest a baby, Castle and Beckett end up as unlikely nannies during their investigation into the man's death on Castle.
When a young woman is put into a ritualistic pose after being brutally murder, Castle thinks the symbols find in her apartment are part of a Da Vinci Code type conspiracy. Alexis and Pi move into their own place on Castle.
A murder suspect claims he's traveled back in time to save humanity. Kate, Rick and the team must determine if he's delusional killer, or telling the truth on Castle.
The murder of a former teen star from a '90s high school sitcom takes a strange turn when Beckett and McCord arrive at the 12th to take over the case and find a new detective at Beckett's desk on Castle.
On Castle, the detectives lives are on the line when a murder victim turns out to be a relationship therapist to powerful clients who are willing to kill to keep their secrets.
On Castle, a woman accused of murder takes hostages and insists she'll only speak with one person. Rick Castle.
On Castle, Alexis asks her Rick for help when her Innocence Review case involves a man on death row. With only 72 hours to go, can father and daughter work together to prove his innocence...or is he truly guilty?
With Castle's life on the line and a stolen toxin threatening thousands of people, Beckett and McCord scramble to stop a terrorist attack and save Rick's life on Castle.
Will she or won't she? We learn Kate's response to Rick's major question on the Castle Season 6 premiere.
Castle and Beckett suspect a killer may be targeting members of the 12th precinct when a murder victim bears a shocking resemblance to Dr. Lanie Parish on the latest Castle.