Castle is worried when Alexis insists on a Costa Rican exploration voyage with her lover, shocked to discover that Becket started applying for a Washington DC FBI task force behind his back. Still, he ...

Cop killer Hal Lockwood, whom Beckett visited unsuccessfully in jail for months hoping for a lead in her mother Johanna's closed murder case, is released by a faked order into the general population, ...

While the team investigates the murder of a toy company CEO, Castle uncovers a lead to his mysterious disappearance, launching him into a dangerous investigation of his own. When a pool shark is ...