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Castle poster

Castle (2009)

Comedy · Crime · Drama

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.

IMDb rating
8.1 (188,929 votes)
Episode average
8.1 matches the IMDb rating
Seasons
8
Streaming (US)
Hulu · Amazon Prime Video
Language
EN
Type
TV series

Rating trend: this show's seasons do not settle into one shape. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well.

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Ratings refreshed Oct 3, 2026 · 8 seasons indexed

Cast

Seasons

Season 1 (2009)

7.84 avg 10 episodes 8.3 → 8.2 45 min avg

Ep 1: 8.3 · 3,135 votesEp 2: 7.6 · 2,308 votesEp 3: 7.6 · 2,130 votesEp 4: 7.6 · 1,989 votesEp 5: 8.0 · 1,956 votesEp 6: 7.6 · 1,896 votesEp 7: 8.0 · 1,926 votesEp 8: 7.8 · 1,853 votesEp 9: 7.7 · 1,788 votesEp 10: 8.2 · 1,857 votes
Season 1 episodes - IMDb ratings
#TitleRatingVotes
1Flowers for Your Grave8.33,135
2Nanny McDead7.62,308
3Hedge Fund Homeboys7.62,130
4Hell Hath No Fury7.61,989
5A Chill Goes Through Her Veins8.01,956
6Always Buy Retail7.61,896
7Home Is Where the Heart Stops8.01,926
8Ghosts7.81,853
9Little Girl Lost7.71,788
10A Death in the Family8.21,857

Season 2 (2009)

8.12 avg 24 episodes 8.0 → 8.5 43 min avg

Ep 1: 8.0 · 1,829 votesEp 2: 8.2 · 1,778 votesEp 3: 7.7 · 1,720 votesEp 4: 8.3 · 1,781 votesEp 5: 8.2 · 1,759 votesEp 6: 8.4 · 1,985 votesEp 7: 7.6 · 1,751 votesEp 8: 7.8 · 1,621 votesEp 9: 8.0 · 1,641 votesEp 10: 8.0 · 1,627 votesEp 11: 8.4 · 1,820 votesEp 12: 8.3 · 1,826 votesEp 13: 8.7 · 1,938 votesEp 14: 8.2 · 1,648 votesEp 15: 7.5 · 1,571 votesEp 16: 7.9 · 1,661 votesEp 17: 9.0 · 2,204 votesEp 18: 8.9 · 2,064 votesEp 19: 7.9 · 1,599 votesEp 20: 7.7 · 1,575 votesEp 21: 8.1 · 1,594 votesEp 22: 7.9 · 1,592 votesEp 23: 7.6 · 1,516 votesEp 24: 8.5 · 1,765 votes
Season 2 episodes - IMDb ratings
#TitleRatingVotes
1Deep in Death8.01,829
2The Double Down8.21,778
3Inventing the Girl7.71,720
4Fool Me Once...8.31,781
5When the Bough Breaks8.21,759
6Vampire Weekend8.41,985
7Famous Last Words7.61,751
8Kill the Messenger7.81,621
9Love Me Dead8.01,641
10One Man's Treasure8.01,627
11The Fifth Bullet8.41,820
12A Rose for Everafter8.31,826
13Sucker Punch8.71,938
14The Third Man8.21,648
15Suicide Squeeze7.51,571
16The Mistress Always Spanks Twice7.91,661
17Tick, Tick, Tick...9.02,204
18Boom!8.92,064
19Wrapped Up in Death7.91,599
20The Late Shaft7.71,575
21Den of Thieves8.11,594
22Food to Die For7.91,592
23Overkill7.61,516
24A Deadly Game8.51,765

Season 3 (2010)

8.17 avg 24 episodes 8.3 → 9.2 43 min avg

Ep 1: 8.3 · 1,752 votesEp 2: 7.7 · 1,557 votesEp 3: 8.0 · 1,524 votesEp 4: 8.2 · 1,600 votesEp 5: 8.0 · 1,525 votesEp 6: 8.7 · 1,815 votesEp 7: 7.4 · 1,487 votesEp 8: 7.9 · 1,475 votesEp 9: 8.3 · 1,733 votesEp 10: 8.3 · 1,691 votesEp 11: 8.7 · 2,042 votesEp 12: 8.1 · 1,587 votesEp 13: 9.0 · 2,148 votesEp 14: 7.8 · 1,461 votesEp 15: 8.0 · 1,508 votesEp 16: 8.6 · 1,766 votesEp 17: 8.8 · 1,887 votesEp 18: 7.7 · 1,511 votesEp 19: 8.0 · 1,459 votesEp 20: 7.8 · 1,448 votesEp 21: 7.6 · 1,517 votesEp 22: 8.5 · 1,728 votesEp 23: 7.5 · 1,459 votesEp 24: 9.2 · 2,550 votes
Season 3 episodes - IMDb ratings
#TitleRatingVotes
1A Deadly Affair8.31,752
2He's Dead, She's Dead7.71,557
3Under the Gun8.01,524
4Punked8.21,600
5Anatomy of a Murder8.01,525
63XK8.71,815
7Almost Famous7.41,487
8Murder Most Fowl7.91,475
9Close Encounters of the Murderous Kind8.31,733
10Last Call8.31,691
11Nikki Heat8.72,042
12Poof, You're Dead8.11,587
13Knockdown9.02,148
14Lucky Stiff7.81,461
15The Final Nail8.01,508
16Setup8.61,766
17Countdown8.81,887
18One Life to Lose7.71,511
19Law & Murder8.01,459
20Slice of Death7.81,448
21The Dead Pool7.61,517
22To Love and Die in L.A.8.51,728
23Pretty Dead7.51,459
24Knockout9.22,550

Season 4 (2011)

8.25 avg 23 episodes 8.4 → 9.3 45 min avg

Ep 1: 8.4 · 1,991 votesEp 2: 8.3 · 1,663 votesEp 3: 7.6 · 1,525 votesEp 4: 8.1 · 1,636 votesEp 5: 8.2 · 1,595 votesEp 6: 8.2 · 1,602 votesEp 7: 9.0 · 2,118 votesEp 8: 7.6 · 1,492 votesEp 9: 8.5 · 1,786 votesEp 10: 8.6 · 1,849 votesEp 11: 8.0 · 1,530 votesEp 12: 8.0 · 1,505 votesEp 13: 7.8 · 1,580 votesEp 14: 8.8 · 2,416 votesEp 15: 8.6 · 1,868 votesEp 16: 8.5 · 1,791 votesEp 17: 8.0 · 1,597 votesEp 18: 7.4 · 1,439 votesEp 19: 8.4 · 1,658 votesEp 20: 7.7 · 1,632 votesEp 21: 8.3 · 1,731 votesEp 22: 8.5 · 1,720 votesEp 23: 9.3 · 3,187 votes
Season 4 episodes - IMDb ratings
#TitleRatingVotes
1Rise8.41,991
2Heroes and Villains8.31,663
3Head Case7.61,525
4Kick the Ballistics8.11,636
5Eye of the Beholder8.21,595
6Demons8.21,602
7Cops & Robbers9.02,118
8Heartbreak Hotel7.61,492
9Kill Shot8.51,786
10Cuffed8.61,849
11Til Death Do Us Part8.01,530
12Dial M for Mayor8.01,505
13An Embarrassment of Bitches7.81,580
14The Blue Butterfly8.82,416
15Pandora8.61,868
16Linchpin8.51,791
17Once Upon a Crime8.01,597
18A Dance with Death7.41,439
1947 Seconds8.41,658
20The Limey7.71,632
21Headhunters8.31,731
22Undead Again8.51,720
23Always9.33,187

Season 5 (2012)

8.24 avg 24 episodes 9.0 → 8.2 43 min avg

Ep 1: 9.0 · 2,421 votesEp 2: 8.1 · 1,679 votesEp 3: 8.2 · 1,604 votesEp 4: 8.8 · 1,956 votesEp 5: 9.1 · 2,319 votesEp 6: 8.6 · 2,293 votesEp 7: 7.5 · 1,798 votesEp 8: 8.0 · 1,497 votesEp 9: 8.1 · 1,502 votesEp 10: 8.0 · 1,483 votesEp 11: 7.5 · 1,363 votesEp 12: 7.4 · 1,383 votesEp 13: 8.2 · 1,444 votesEp 14: 7.7 · 1,431 votesEp 15: 9.1 · 2,250 votesEp 16: 9.3 · 2,682 votesEp 17: 8.1 · 1,484 votesEp 18: 8.5 · 1,608 votesEp 19: 9.1 · 2,297 votesEp 20: 7.3 · 1,365 votesEp 21: 7.7 · 1,467 votesEp 22: 8.5 · 2,020 votesEp 23: 7.8 · 1,326 votesEp 24: 8.2 · 1,495 votes
Season 5 episodes - IMDb ratings
#TitleRatingVotes
1After the Storm9.02,421
2Cloudy with a Chance of Murder8.11,679
3Secret's Safe with Me8.21,604
4Murder He Wrote8.81,956
5Probable Cause9.12,319
6The Final Frontier8.62,293
7Swan Song7.51,798
8After Hours8.01,497
9Secret Santa8.11,502
10Significant Others8.01,483
11Under the Influence7.51,363
12Death Gone Crazy7.41,383
13Recoil8.21,444
14Reality Star Struck7.71,431
15Target9.12,250
16Hunt9.32,682
17Scared to Death8.11,484
18The Wild Rover8.51,608
19The Lives of Others9.12,297
20The Fast and the Furriest7.31,365
21The Squab and the Quail7.71,467
22Still8.52,020
23The Human Factor7.81,326
24Watershed8.21,495

Season 6 (2013)

8.12 avg 23 episodes 8.3 → 7.7 44 min avg

Ep 1: 8.3 · 1,862 votesEp 2: 7.9 · 1,535 votesEp 3: 7.6 · 1,435 votesEp 4: 8.3 · 1,500 votesEp 5: 8.8 · 2,009 votesEp 6: 7.8 · 1,376 votesEp 7: 8.3 · 1,542 votesEp 8: 7.5 · 1,315 votesEp 9: 8.8 · 1,814 votesEp 10: 8.1 · 1,431 votesEp 11: 8.6 · 1,744 votesEp 12: 8.4 · 1,434 votesEp 13: 7.9 · 1,307 votesEp 14: 7.7 · 1,281 votesEp 15: 8.1 · 1,358 votesEp 16: 8.1 · 1,290 votesEp 17: 8.6 · 1,560 votesEp 18: 8.1 · 1,271 votesEp 19: 7.7 · 1,160 votesEp 20: 8.2 · 1,501 votesEp 21: 7.3 · 1,154 votesEp 22: 9.0 · 1,845 votesEp 23: 7.7 · 1,561 votes
Season 6 episodes - IMDb ratings
#TitleRatingVotes
1Valkyrie8.31,862
2Dreamworld7.91,535
3Need to Know7.61,435
4Number One Fan8.31,500
5Time Will Tell8.82,009
6Get a Clue7.81,376
7Like Father, Like Daughter8.31,542
8A Murder Is Forever7.51,315
9Disciple8.81,814
10The Good, the Bad & the Baby8.11,431
11Under Fire8.61,744
12Deep Cover8.41,434
13Limelight7.91,307
14Dressed to Kill7.71,281
15Smells Like Teen Spirit8.11,358
16Room 1478.11,290
17In the Belly of the Beast8.61,560
18The Way of the Ninja8.11,271
19The Greater Good7.71,160
20That '70s Show8.21,501
21Law & Boarder7.31,154
22Veritas9.01,845
23For Better or Worse7.71,561

Season 7 (2014)

8.02 avg 23 episodes 7.9 → 8.6 43 min avg

Ep 1: 7.9 · 1,558 votesEp 2: 8.0 · 1,353 votesEp 3: 7.8 · 1,352 votesEp 4: 7.8 · 1,288 votesEp 5: 7.9 · 1,268 votesEp 6: 8.5 · 1,724 votesEp 7: 8.1 · 1,381 votesEp 8: 8.0 · 1,211 votesEp 9: 7.5 · 1,169 votesEp 10: 7.8 · 1,202 votesEp 11: 8.5 · 1,382 votesEp 12: 7.7 · 1,149 votesEp 13: 8.0 · 1,219 votesEp 14: 9.0 · 1,775 votesEp 15: 9.1 · 1,923 votesEp 16: 7.9 · 1,239 votesEp 17: 7.7 · 1,170 votesEp 18: 8.1 · 1,132 votesEp 19: 7.6 · 1,060 votesEp 20: 7.6 · 1,186 votesEp 21: 8.0 · 1,226 votesEp 22: 7.3 · 1,162 votesEp 23: 8.6 · 1,398 votes
Season 7 episodes - IMDb ratings
#TitleRatingVotes
1Driven7.91,558
2Montreal8.01,353
3Clear & Present Danger7.81,352
4Child's Play7.81,288
5Meme Is Murder7.91,268
6The Time of Our Lives8.51,724
7Once Upon a Time in the West8.11,381
8Kill Switch8.01,211
9Last Action Hero7.51,169
10Bad Santa7.81,202
11Castle, P.I.8.51,382
12Private Eye Caramba!7.71,149
13I, Witness8.01,219
14Resurrection9.01,775
15Reckoning9.11,923
16The Wrong Stuff7.91,239
17Hong Kong Hustle7.71,170
18At Close Range8.11,132
19Habeas Corpse7.61,060
20Sleeper7.61,186
21In Plane Sight8.01,226
22Dead from New York7.31,162
23Hollander's Woods8.61,398

Season 8 (2015)

7.69 avg 22 episodes 8.1 → 6.9 43 min avg

Ep 1: 8.1 · 1,579 votesEp 2: 7.1 · 1,455 votesEp 3: 7.3 · 1,179 votesEp 4: 7.2 · 1,086 votesEp 5: 8.1 · 1,282 votesEp 6: 7.9 · 1,173 votesEp 7: 7.8 · 1,079 votesEp 8: 7.5 · 1,070 votesEp 9: 7.4 · 1,082 votesEp 10: 8.0 · 1,066 votesEp 11: 8.0 · 1,064 votesEp 12: 8.5 · 1,159 votesEp 13: 7.5 · 995 votesEp 14: 7.8 · 1,049 votesEp 15: 7.7 · 999 votesEp 16: 8.0 · 1,006 votesEp 17: 7.6 · 961 votesEp 18: 7.5 · 926 votesEp 19: 7.9 · 1,042 votesEp 20: 7.4 · 920 votesEp 21: 7.9 · 965 votesEp 22: 6.9 · 1,704 votes
Season 8 episodes - IMDb ratings
#TitleRatingVotes
1XY8.11,579
2XX7.11,455
3PhDead7.31,179
4What Lies Beneath7.21,086
5The Nose8.11,282
6Cool Boys7.91,173
7The Last Seduction7.81,079
8Mr. & Mrs. Castle7.51,070
9Tone Death7.41,082
10Witness for the Prosecution8.01,066
11Dead Red8.01,064
12The Blame Game8.51,159
13And Justice for All7.5995
14G.D.S.7.81,049
15Fidelis Ad Mortem7.7999
16Heartbreaker8.01,006
17Death Wish7.6961
18Backstabber7.5926
19Dead Again7.91,042
20Much Ado About Murder7.4920
21Hell to Pay7.9965
22Crossfire6.91,704

Episode ratings and vote counts from IMDb. Poster, overview, and streaming data from TMDB. Data refreshed 2026-10-03.

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