Episode Title: “Boom!” Episode Description: In the second part of the story begun in “Tick, Tick, Tick…,” the serial killer remains at large and is taunting Castle, Beckett and Jordan Shaw to catch him.

Episode Title: “Tick, Tick, Tick…” Episode Description: In a two-part storyline, Federal Agent Jordan Shaw, an insightful and accomplished Federal investigator, teams up with Castle & Beckett to hunt down a cunning and elusive serial killer.

Episode Title: “The Mistress Always Spanks Twice” Episode Description: When a half-naked woman is found covered in caramel sauce and hanging by bondage cuffs in a public park, Castle and Beckett’s investigation takes them into New York’s underground world of sexual domination. Naturally the case serves as sexy fodder for their already charged relationship banter.

Episode Title: “Suicide Squeeze” Episode Description: A beloved former major league baseball player is found dead after a goodwill trip to Cuba. The investigation, which includes running into Joe Torre, leads the detectives into New York’s Cuban community to solve the murder. Meanwhile, Alexis’ genealogy project forces Castle to consider the identity of his unknown [...]

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Episode Title: “The Third Man” Episode Description: Castle and Beckett investigate the murder of a dead man found in a family’s house that just returned from vacations. Meanwhile, Castle is elected as one of New York’s 10 most eligible bachelors.