After the Storm
Season 5, Episode 1 Unrated
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Castle and Beckett set aside questions about their relationship in order to take on the forces responsible for Beckett's mother's murder.
Cloudy with a Chance of Murder
Season 5, Episode 2 Unrated
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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.
Secret's Safe with Me
Season 5, Episode 3 Unrated
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When a woman is murdered, Castle and Beckett think a repossessed storage unit may have a connection to her death.
Murder, He Wrote
Season 5, Episode 4 Unrated
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Castle's plans with Beckett are disrupted when a dying man stumbles into his backyard and collapses in his pool.
Probable Cause
Season 5, Episode 5 Unrated
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The investigation into a ritualistic murder turns up evidence linking Castle to the crime, leading Beckett to wonder how well she really knows him.
The Final Frontier
Season 5, Episode 6 Unrated
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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.
Swan Song
Season 5, Episode 7 Unrated
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A documentary crew follows Castle, Beckett and the team as they investigate the murder of a rock band's lead guitarist.
After Hours
Season 5, Episode 8 Unrated
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While retrieving a murder witness, Castle and Beckett are ambushed, forcing them to take the witness on the run.
Secret Santa
Season 5, Episode 9 Unrated
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The team must solve a case involving a dead Santa who falls from the sky and lands in Central Park. Castle and Beckett celebrate their first Christmas together.
Significant Others
Season 5, Episode 10 Unrated
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Several angry ex-husbands come under suspicion when a divorce attorney who only represented women is murdered; when Alexis gets sick, Castle's ex-wife moves into the loft to take care of her.
Under the Influence
Season 5, Episode 11 Unrated
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Castle and Beckett are thrust into New York's raucous music industry as they investigate the murder of an up-and-coming DJ; Esposito takes a troubled teen under his wing.
Death Gone Crazy
Season 5, Episode 12 Unrated
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When the founder of an adult video franchise is murdered, Beckett and Castle are faced with a lengthy list of suspects; Castle is upset when Alexis starts a revealing video blog.
Recoil
Season 5, Episode 13 Unrated
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Castle and Beckett discover evidence that links a young woman's murder to Sen. William H. Bracken (Jack Coleman) -- the man responsible for the murder of Beckett's mother; Beckett faces complications as she tries to finally bring Bracken to justice.
Reality Star Struck
Season 5, Episode 14 Unrated
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The young rising star of "The Wives of Wall Street" is murdered; Castle tries to give Beckett a Valentine's Day gift, but his plans go awry.
Target
Season 5, Episode 15 Unrated
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A murder investigation reveals a plot to kidnap a wealthy businessman's daughter; FBI Agent Harris (Dylan Walsh) helps Castle and Beckett investigate.
Hunt
Season 5, Episode 16 Unrated
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After the FBI fails to get Alexis back, Castle takes matters into his own hands; Castle learns that his daughter's kidnapping may be a part of a larger and more sinister agenda.
Scared to Death
Season 5, Episode 17 Unrated
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Castle and Beckett tackle one of their creepiest cases yet when a woman appears to have been scared to death by a "haunted" DVD; Castle fears for his life after he accidentally watches the video.
The Wild Rover
Season 5, Episode 18 Unrated
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When a body is discovered in an industrial cake mixer, the murder is traced to an Irish gang and a bar owner named Siobhan O'Doul (Cara Buono); Detective Ryan reveals a history with Siobhan from his time working under cover in narcotics.
The Lives of the Others
Season 5, Episode 19 Unrated
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While stuck at home with a broken leg, Castle believes he witnesses a murder in the apartment across the street.
The Fast and the Furriest
Season 5, Episode 20 Unrated
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Beckett and Castle discover giant footprints at the site of a vicious murder, leading the team to wonder if Bigfoot is the killer.
The Squab and the Quail
Season 5, Episode 21 Unrated
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When Beckett is tasked with protecting a charming billionaire whose life is in danger, she reflects on her relationship with Castle; consumed with jealousy, Castle tries to solve the case as quickly as possible.
Still
Season 5, Episode 22 Unrated
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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.
The Human Factor
Season 5, Episode 23 Unrated
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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.
Watershed
Season 5, Episode 24 Unrated
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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.