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Castle (2009 – 2016)

2009 • 8 seasons • Drama, Crime • TV-14
On September 19, 2026
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All seasons

CastleSeason 6

23 episodes · Sep 23, 2013

With a whirlwind proposal still fresh in their minds, Castle and Beckett find themselves navigating an exciting but complicated chapter. Wedding bells are on the horizon for the beloved crime-solving duo, even as they tackle some of their most compelling cases yet. But happiness isn't guaranteed. Beckett’s demanding new role within the Justice Department pulls her away, testing the strength of their bond. Castle, ever devoted and curious about his fiancée’s world, unwittingly finds himself entangled in events that threaten to jeopardize her career—and potentially tear them apart. Meanwhile, back at Castle’s estate, he's grappling with a different kind of family drama: his daughter has embraced an independent life alongside a charming, unconventional boyfriend.

1. Valkyrie (1)
Sep 23, 2013 · 44m · 7.7

The previous season concluded with Beckett grappling with a significant career choice: a prominent position in Washington, D.C. This dilemma was further complicated by Castle's proposal of marriage. In the Season 6 premiere of "Castle," the

2. Dreamworld (2)
Sep 30, 2013 · 43m · 7.4

From the opening episode of the season, Beckett is in a desperate race against time to locate a stolen toxin with the potential to kill tens of thousands. Adding to the urgency, Castle has been exposed to the very substance, granting him le

3. Need to Know
Oct 7, 2013 · 44m · 7.5

While Beckett remained in Washington, D.C., she and Castle, along with the team, began investigating the murder of Charlie Reynolds, a former child star who had achieved fame as the endearing nerd on a popular early nineties high school sit

4. Number One Fan
Oct 14, 2013 · 44m · 7.7

Consumed by desperation, the young woman suspected of murder, Emma Briggs, seized a group of people as hostages. Holding a weapon, she made a singular demand: that negotiations proceed only with Richard Castle. Her insistence was perplexing

5. Time Will Tell
Oct 21, 2013 · 44m · 7.4

The grim details of a murder investigation draw Castle and Beckett to a suspect with a startling claim: he has journeyed from the future to avert catastrophic events, pivotal moments that will reshape humanity’s destiny. Is he merely a kill

6. Get a Clue
Oct 28, 2013 · 44m · 6.9

Castle and Beckett delve into the ritualistic killing of a young woman, discovering unsettling symbols within her apartment. Meanwhile, Castle grapples with Alexis’s choice to reside with Pi.

7. Like Father, Like Daughter
Nov 4, 2013 · 44m · 7.8

Alexis seeks Castle's assistance with an Innocence Review, determined to demonstrate the wrongful conviction of Frank Henson, a man scheduled to die. With a mere seventy-two hours remaining before his execution, Castle and Alexis, aided by

8. A Murder Is Forever
Nov 11, 2013 · 44m · 7.2

The murder of a renowned relationship therapist suggested a direct link to the intimate secrets she’d gleaned from her wealthy and influential clientele. Yet, Castle and Beckett soon discovered the victim had been in possession of a pricele

9. Disciple
Nov 18, 2013 · 44m · 7.2

Castle and Beckett arrived at the scene, finding the female victim possessed a startling resemblance to Medical Examiner Lanie Parish. As the team grappled with this unsettling detail, a chilling realization began to dawn: the killer seemed

10. The Good, The Bad & The Baby
Nov 25, 2013 · 44m · 7.3

In his final moments, he pressed a cryptic package into the priest's hands. The gift, unwrapped, revealed a smiling infant, and Castle and Beckett unexpectedly found themselves thrust into the role of temporary guardians. Yet, when they est

11. Under Fire
Jan 6, 2014 · 44m · 7.5

The discovery that the fire's victim had been shot, not simply burned, drew Castle and Beckett into a chilling investigation. Their pursuit led them down a path toward a serial arsonist who had escalated his crimes to murder. Simultaneously

12. Deep Cover
Jan 13, 2014 · 44m · 7.6

The death of a young man working at a record store takes an unexpected turn when the team uncovers a hidden history: the victim was a highly skilled hacker. Yet, even this revelation pales in comparison to the astonishment Castle experience

13. Limelight
Jan 20, 2014 · 44m · 7.0

The discovery of a pop star's body in a back alley draws Beckett and Castle into an investigation of her famously hedonistic life. A startling truth emerges, sending shockwaves through their inquiry.

14. Dressed To Kill
Jan 27, 2014 · 44m · 7.2

The murder of Matilda King's assistant, the notoriously demanding editor of Modern Fashion Magazine, plunges Castle and Beckett into the dazzling, cutthroat realm of high fashion as they hunt for the killer. Simultaneously, Beckett’s past a

15. Smells Like Teen Spirit
Feb 17, 2014 · 44m · 7.8

The death of a popular student at a local high school pulls Castle back to his own past, to a place he hasn't seen in years. He finds himself unexpectedly thrilled by the evidence: it suggests a culprit unlike any he’s encountered before –

16. Room 147
Feb 24, 2014 · 44m · 7.6

Haunted by remorse, a young woman confesses to the killing of a struggling actor, revealing intimate details known only to the perpetrator. For Beckett and Castle, it appears a straightforward case, closed. However, their certainty begins t

17. In the Belly of the Beast
Mar 3, 2014 · 44m · 8.0

Recruited to aid in a narcotics investigation, Detective Beckett finds a routine assignment spiraling into lethal chaos when an undercover operation unravels. To endure, she must navigate a perilous contest of intellect against some of New

18. The Way of the Ninja
Mar 17, 2014 · 44m · 7.8

The sudden death of a Japanese ballet dancer, shrouded in mystery, draws Castle and Beckett into an investigation of her hidden world. As they delve deeper, they uncover compelling evidence suggesting a ninja was responsible, and now that e

19. The Greater Good
Mar 24, 2014 · 44m · 7.4

Castle and Beckett begin an investigation into the death of a Wall Street trader, but the case quickly becomes complicated by a startling revelation: the victim was an undercover informant for the U.S. Attorney's office. Adding further laye

20. That '70s Show
Apr 21, 2014 · 44m · 7.4

The discovery of a body on a construction site – that of a notorious New York mobster vanished in the 1970s – presents Beckett and Castle with a case steeped in history. This three-decade-old mob hit proves challenging, however, as their so

21. Law & Boarder
Apr 28, 2014 · 44m · 7.3

Castle and Beckett find themselves immersed in the high-stakes world of extreme sports when a cryptic act of violence occurs: a motorcyclist fires upon a promising professional skateboarder.

22. Veritas
May 5, 2014 · 44m · 8.1

Beckett’s clandestine inquiry into her mother’s death takes a dangerous turn with the unexpected killing of a man under her observation. When forensic evidence implicates her in the crime, Beckett and Castle find themselves hunted, their p

23. For Better or Worse
May 12, 2014 · 44m · 6.1

The wedding of Castle and Beckett, a day long anticipated, looms closer, yet a startling disruption threatens to unravel their plans. Thrust into an unexpected and perilous undertaking, they find themselves navigating a chaotic landscape of

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