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Episode guide

Castle: Season 8

Poster for Castle Season 8

22 episodes · premiered Sep 21, 2015

In the Season 7 finale, Beckett was faced with a choice about her future. Now that she's been promoted to Captain, how will New York's famous couple adapt in Season 8?

Castle: cast and where to watch

  1. Episode 1: XY (1) Sep 21, 2015 · 44m After passing the Captain's exam last season, Beckett was surprised with an offer to run for State Senate. In the action packed season premiere, Castle and Beckett are adjusting to…
  2. Episode 2: XX (2) Sep 28, 2015 · 44m Beckett's side of her abrupt disappearance is revealed. After receiving a mysterious tip from her past, Beckett is launched into a fight for her life, with a team of mercenaries hot on her…
  3. Episode 3: PhDead Oct 5, 2015 · 44m When the body of a local college fraternity student is found gruesomely murdered, Castle has to go undercover as a professor in order to gain access to the victim's world. However, he and…
  4. Episode 4: What Lies Beneath Oct 12, 2015 · 44m When Castle's idol, a famously reclusive author, turns up dead, Castle is determined to solve his hero's murder. But as he and Beckett dig deeper, they discover that truth is stranger than…
  5. Episode 5: The Nose Oct 19, 2015 · 44m When a priceless work of art is stolen and its transporter murdered, Castle and Beckett must work with the key witness to track down the painting and sniff out the killer.
  6. Episode 6: Cool Boys Nov 9, 2015 · 44m Detective Slaughter returns to enlist Castle’s help in solving a high-stakes robbery case. But when a body is found linked to the crime, Slaughter becomes the number one suspect in the…
  7. Episode 7: The Last Seduction Nov 16, 2015 · 44m In order to hunt down the brutal murderer of a grifting seducer, Castle & Beckett must investigate New York’s elite. Meanwhile, Castle plans to surprise Beckett on their one-year wedding…
  8. Episode 8: Mr. & Mrs. Castle Nov 23, 2015 · 43m Castle and Beckett investigate the murder of a cruise ship entertainer, only to find themselves trapped at sea with the killer.
  9. Episode 9: Tone Death Feb 8, 2016 · 44m When a body is found in the theater of Martha’s latest show, Castle and Beckett’s investigation leads them into the unexpectedly dangerous world of competitive a capella.
  10. Episode 10: Witness for the Prosecution Feb 14, 2016 · 44m Castle finally gets his day in court when he takes the stand as the key witness to a murder from five months ago. But when new information suddenly arises, he and Beckett must race against…
  11. Episode 11: Dead Red Feb 15, 2016 · 44m When the son of a Russian diplomat turns up murdered, Beckett and Castle find themselves in a dangerous game of international crime and punishment, with Castle having to entertain a jovial…
  12. Episode 12: The Blame Game Feb 22, 2016 · 44m Castle is captured and forced to work with strangers to solve deranged puzzles and mind games, while Beckett and the 12th Precinct must race against time to rescue Castle and catch a killer.
  13. Episode 13: And Justice for All Feb 29, 2016 · 44m Beckett and the 12th Precinct look into the murder of an English as a Second Language student. But when the victim's class won't talk to the police, Castle goes undercover as a French…
  14. Episode 14: The G.D.S. Mar 7, 2016 · 44m Castle returns to the City of Angels in search of answers about his missing time. But things take a deadly turn when he’s recruited by the legendary Greatest Detective Society to help…
  15. Episode 15: Fidelis Ad Mortem Mar 21, 2016 · 44m When a recruit officer at the NYPD Academy is killed, Beckett and the team go back to their old training ground to investigate. Meanwhile, Castle must reckon with a decision with profound…
  16. Episode 16: Heartbreaker Apr 4, 2016 · 44m A clue at the scene of the death of an armored-car driver leads Beckett and Castle back to an old case solved by Esposito. But complications arise when they learn that Esposito might not…
  17. Episode 17: Death Wish Apr 11, 2016 · 43m The murder of a man connected to smuggling Turkish relics sends Castle, Beckett and the 12th Precinct on a search for a stolen antique believed to be Aladdin’s lamp, in hopes that it can…
  18. Episode 18: Backstabber Apr 18, 2016 · 44m After Hayley does a favor for an old friend, she finds herself implicated in a killing and cyber-terror attack. Now, Beckett and Castle must rush to solve the case and clear Hayley’s name.
  19. Episode 19: Dead Again Apr 25, 2016 · 44m When a mild mannered safety inspector for the city miraculously survives a poisoning, it might be luck; but when he survives another, it’s a mystery Castle and Beckett will have to solve.
  20. Episode 20: Much Ado About Murder May 2, 2016 · 44m After a movie star turned theater actor is mysteriously killed, Castle and Beckett go backstage and learn the star had more to worry about than just his lines.
  21. Episode 21: Hell to Pay May 9, 2016 · 44m When an axe-wielding, escaped psychiatric inmate drops dead in Castle’s P.I. office, Castle and Beckett’s investigation leads Castle to suspect the victim’s death could be the work of the…
  22. Episode 22: Crossfire May 16, 2016 · 44m With their best lead in hand, Castle and Beckett are ready to take on LokSat. But an unforeseen twist puts their case – and their lives – in jeopardy.