Castle poster
Where to stream

Castle

8.020098 seasonsNC16TV 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 Plus
Availability shown for Singapore · rights vary by country

Seasons & Episodes

E1
XY (1)
Sep 21, 2015 7.6
E2
XX (2)
Sep 28, 2015 6.7
E3
PhDead
Oct 5, 2015 6.4
E4
What Lies Beneath
Oct 12, 2015 7.2
E5
The Nose
Oct 19, 2015 7.7
E6
Cool Boys
Nov 9, 2015 7.6
E7
The Last Seduction
Nov 16, 2015 7.5
E8
Mr. & Mrs. Castle
Nov 23, 2015 6.4
E9
Tone Death
Feb 8, 2016 7.2
E10
Witness for the Prosecution
Feb 14, 2016 6.3
E11
Dead Red
Feb 15, 2016 6.7
E12
The Blame Game
Feb 22, 2016 7.3
E13
And Justice for All
Feb 29, 2016 7.3
E14
The G.D.S.
Mar 7, 2016 6.5
E15
Fidelis Ad Mortem
Mar 21, 2016 7.5
E16
Heartbreaker
Apr 4, 2016 7.4
E17
Death Wish
Apr 11, 2016 7.2
E18
Backstabber
Apr 18, 2016 7.4
E19
Dead Again
Apr 25, 2016 7.6
E20
Much Ado About Murder
May 2, 2016 7.1
E21
Hell to Pay
May 9, 2016 7.5
E22
Crossfire
May 16, 2016 6.8

Cast

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

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Castle — streaming FAQ

Which OTT platform streams Castle?

Castle is streaming on Disney Plus in Singapore. It's not currently on Netflix.

Is Castle on Netflix?

No, Castle is not on Netflix in Singapore as of August 2026. It's currently on Disney Plus.

Is Castle on Amazon Prime Video?

No, Castle isn't on Amazon Prime Video in Singapore right now. It's on Disney Plus instead.

Where can I watch Castle for free?

Castle is available on Disney Plus in Singapore, but you'll need an active subscription — there's no free option right now.

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.