Castle poster
Where to stream

Castle

8.020098 seasons15TV SeriesDramaCrime

After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.

ProducersTerence Paul Winter·Alexi Hawley

Where to watch

Disney PlusDisney PlusSky GoSky Go55
Availability shown for United Kingdom · rights vary by country

Seasons & Episodes

E1
XY (1)
Sep 21, 2015 7.5
E2
XX (2)
Sep 28, 2015 6.7
E3
PhDead
Oct 5, 2015 6.4
E4
What Lies Beneath
Oct 12, 2015 7.1
E5
The Nose
Oct 19, 2015 7.6
E6
Cool Boys
Nov 9, 2015 7.5
E7
The Last Seduction
Nov 16, 2015 7.4
E8
Mr. & Mrs. Castle
Nov 23, 2015 6.4
E9
Tone Death
Feb 8, 2016 7.1
E10
Witness for the Prosecution
Feb 14, 2016 6.3
E11
Dead Red
Feb 15, 2016 6.6
E12
The Blame Game
Feb 22, 2016 7.2
E13
And Justice for All
Feb 29, 2016 7.2
E14
The G.D.S.
Mar 7, 2016 6.5
E15
Fidelis Ad Mortem
Mar 21, 2016 7.4
E16
Heartbreaker
Apr 4, 2016 7.3
E17
Death Wish
Apr 11, 2016 7.1
E18
Backstabber
Apr 18, 2016 7.3
E19
Dead Again
Apr 25, 2016 7.5
E20
Much Ado About Murder
May 2, 2016 7.1
E21
Hell to Pay
May 9, 2016 7.4
E22
Crossfire
May 16, 2016 6.8

Cast

NFNathan Fillion
Nathan Fillion
Richard Castle
SKStana Katic
Stana Katic
Kate Beckett
MQMolly C. Quinn
Molly C. Quinn
Alexis Castle
JHJon Huertas
Jon Huertas
Javier Esposito
SDSeamus Dever
Seamus Dever
Kevin Ryan
SSSusan Sullivan
Susan Sullivan
Martha Rodgers
TJTamala Jones
Tamala Jones
Lanie Parish
TOToks Olagundoye
Toks Olagundoye
Hayley Shipton

More from Nathan Fillion · Lead actor

The Rookie
The Rookie
2018 · 8.5
American Dad!
American Dad!
2005 · 7.0
Rick and Morty
Rick and Morty
2013 · 8.7
Desperate Housewives
Desperate Housewives
2004 · 7.9
Modern Family
Modern Family
2009 · 7.9
King of the Hill
King of the Hill
1997 · 7.4
Lost
Lost
2004 · 8.0
Buffy the Vampire Slayer
Buffy the Vampire Slayer
1997 · 8.1
Deadpool & Wolverine
Deadpool & Wolverine
2024 · 7.6
Brooklyn Nine-Nine
Brooklyn Nine-Nine
2013 · 8.2
See all fromNathan Fillion

More from Stana Katic · Co-star actress

CSI: Miami
CSI: Miami
2002 · 7.7
24
24
2001 · 7.8
The Closer
The Closer
2005 · 7.8
Heroes
Heroes
2006 · 7.4
ER
ER
1994 · 7.8
The Shield
The Shield
2002 · 8.2
Brothers and Sisters
Brothers and Sisters
2006 · 7.1
Absentia
Absentia
2017 · 7.3
The Unit
The Unit
2006 · 7.3
Murder in a Small Town
Murder in a Small Town
2024 · 7.0
See all fromStana Katic

More like this

The Inspector Lynley Mysteries
The Inspector Lynley Mysteries
2002 · 7.4
Homicide: Life on the Street
Homicide: Life on the Street
1993 · 8.1
Elementary
Elementary
2012 · 7.6
Grace
Grace
2021 · 6.8
The Mysteries of Laura
The Mysteries of Laura
2014 · 7.1
Law & Order: Criminal Intent
Law & Order: Criminal Intent
2001 · 7.6
Perry Mason
Perry Mason
1957 · 7.7
T. J. Hooker
T. J. Hooker
1982 · 6.5
The Tower
The Tower
2021 · 6.8
Coroner
Coroner
2019 · 7.0
Baretta
Baretta
1975 · 6.5
Dragnet
Dragnet
1967 · 7.0

Castle — streaming FAQ

Which OTT platform streams Castle?

Castle is streaming on Disney Plus, Sky Go and 5 in United Kingdom, and available to rent or buy on Apple TV Store and Amazon Video. It's not currently on Netflix.

Is Castle on Netflix?

No, Castle is not on Netflix in United Kingdom as of September 2026. It's currently on Disney Plus and Sky Go.

Is Castle on Amazon Prime Video?

Castle isn't included with a Prime Video subscription in United Kingdom, but you can rent or buy it on Amazon Video.

Where can I watch Castle for free?

Castle is available to stream free (with ads) on 5 in United Kingdom.

How many seasons are in Castle?

Castle has 8 seasons in total (173 episodes). The series concluded in 2016.

Are all episodes of Castle out yet?

Yes — all 173 episodes across 8 seasons of Castle are out and available to stream.

Is there a Season 9 of Castle?

No — Castle ended after 8 seasons, so there is no Season 9.