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.
You can now watch Castle online on the following streaming providers in the United States.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Flowers for Your Grave | 2009-03-09 | 60 min |
| Season 1 | Episode 2 | Nanny McDead | 2009-03-16 | 60 min |
| Season 1 | Episode 3 | Hedge Fund Homeboys | 2009-03-23 | 60 min |
| Season 1 | Episode 4 | Hell Hath No Fury | 2009-03-30 | 60 min |
| Season 1 | Episode 5 | A Chill Goes Through Her Veins | 2009-04-06 | 60 min |
| Season 1 | Episode 6 | Always Buy Retail | 2009-04-13 | 60 min |
| Season 1 | Episode 7 | Home is Where the Heart Stops | 2009-04-20 | 60 min |
| Season 1 | Episode 8 | Ghosts | 2009-04-27 | 60 min |
| Season 1 | Episode 9 | Little Girl Lost | 2009-05-04 | 60 min |
| Season 1 | Episode 10 | A Death in the Family | 2009-05-11 | 60 min |
| Season 2 | Episode 1 | Deep in Death | 2009-09-21 | 60 min |
| Season 2 | Episode 2 | The Double Down | 2009-09-28 | 60 min |
| Season 2 | Episode 3 | Inventing the Girl | 2009-10-05 | 60 min |
| Season 2 | Episode 4 | Fool Me Once... | 2009-10-12 | 60 min |
| Season 2 | Episode 5 | When the Bough Breaks | 2009-10-19 | 60 min |
| Season 2 | Episode 6 | Vampire Weekend | 2009-10-26 | 60 min |
| Season 2 | Episode 7 | Famous Last Words | 2009-11-02 | 60 min |
| Season 2 | Episode 8 | Kill the Messenger | 2009-11-09 | 60 min |
| Season 2 | Episode 9 | Love Me Dead | 2009-11-16 | 60 min |
| Season 2 | Episode 10 | One Man's Treasure | 2009-11-23 | 60 min |
| Season 2 | Episode 11 | The Fifth Bullet | 2009-12-07 | 60 min |
| Season 2 | Episode 12 | A Rose for Everafter | 2010-01-11 | 60 min |
| Season 2 | Episode 13 | Sucker Punch | 2010-01-18 | 60 min |
| Season 2 | Episode 14 | The Third Man | 2010-01-25 | 60 min |
| Season 2 | Episode 15 | Suicide Squeeze | 2010-02-08 | 60 min |
| Season 2 | Episode 16 | The Mistress Always Spanks Twice | 2010-03-08 | 60 min |
| Season 2 | Episode 17 | Tick, Tick, Tick… | 2010-03-22 | 60 min |
| Season 2 | Episode 18 | Boom! | 2010-03-29 | 60 min |
| Season 2 | Episode 19 | Wrapped Up in Death | 2010-04-05 | 60 min |
| Season 2 | Episode 20 | The Late Shaft | 2010-04-12 | 60 min |
| Season 2 | Episode 21 | Den of Thieves | 2010-04-19 | 60 min |
| Season 2 | Episode 22 | Food to Die For | 2010-05-03 | 60 min |
| Season 2 | Episode 23 | Overkill | 2010-05-10 | 60 min |
| Season 2 | Episode 24 | A Deadly Game | 2010-05-17 | 60 min |
| Season 3 | Episode 1 | A Deadly Affair | 2010-09-20 | 60 min |
| Season 3 | Episode 2 | He's Dead, She's Dead | 2010-09-27 | 60 min |
| Season 3 | Episode 3 | Under the Gun | 2010-10-04 | 60 min |
| Season 3 | Episode 4 | Punked | 2010-10-11 | 60 min |
| Season 3 | Episode 5 | Anatomy of a Murder | 2010-10-18 | 60 min |
| Season 3 | Episode 6 | 3XK | 2010-10-25 | 60 min |
| Season 3 | Episode 7 | Almost Famous | 2010-11-01 | 60 min |
| Season 3 | Episode 8 | Murder Most Fowl | 2010-11-08 | 60 min |
| Season 3 | Episode 9 | Close Encounters of the Murderous Kind | 2010-11-15 | 60 min |
| Season 3 | Episode 10 | Last Call | 2010-12-06 | 60 min |
| Season 3 | Episode 11 | Nikki Heat | 2011-01-03 | 60 min |
| Season 3 | Episode 12 | Poof! You're Dead | 2011-01-10 | 60 min |
| Season 3 | Episode 13 | Knockdown | 2011-01-24 | 60 min |
| Season 3 | Episode 14 | Lucky Stiff | 2011-02-07 | 60 min |
| Season 3 | Episode 15 | The Final Nail | 2011-02-14 | 60 min |
| Season 3 | Episode 16 | Setup | 2011-02-21 | 60 min |
| Season 3 | Episode 17 | Countdown | 2011-02-28 | 60 min |
| Season 3 | Episode 18 | One Life to Lose | 2011-03-21 | 60 min |
| Season 3 | Episode 19 | Law & Murder | 2011-03-28 | 60 min |
| Season 3 | Episode 20 | Slice of Death | 2011-04-04 | 60 min |
| Season 3 | Episode 21 | The Dead Pool | 2011-04-11 | 60 min |
| Season 3 | Episode 22 | To Love and Die in L.A. | 2011-05-02 | 60 min |
| Season 3 | Episode 23 | Pretty Dead | 2011-05-09 | 60 min |
| Season 3 | Episode 24 | Knockout | 2011-05-16 | 60 min |
| Season 4 | Episode 1 | Rise | 2011-09-19 | 60 min |
| Season 4 | Episode 2 | Heroes & Villains | 2011-09-26 | 60 min |
| Season 4 | Episode 3 | Head Case | 2011-10-03 | 60 min |
| Season 4 | Episode 4 | Kick the Ballistics | 2011-10-10 | 60 min |
| Season 4 | Episode 5 | Eye of the Beholder | 2011-10-17 | 60 min |
| Season 4 | Episode 6 | Demons | 2011-10-24 | 60 min |
| Season 4 | Episode 7 | Cops & Robbers | 2011-10-31 | 60 min |
| Season 4 | Episode 8 | Heartbreak Hotel | 2011-11-07 | 60 min |
| Season 4 | Episode 9 | Kill Shot | 2011-11-21 | 60 min |
| Season 4 | Episode 10 | Cuffed | 2011-12-05 | 60 min |
| Season 4 | Episode 11 | Till Death Do Us Part | 2012-01-09 | 60 min |
| Season 4 | Episode 12 | Dial M for Mayor | 2012-01-16 | 60 min |
| Season 4 | Episode 13 | An Embarrassment of Bitches | 2012-01-23 | 60 min |
| Season 4 | Episode 14 | The Blue Butterfly | 2012-02-06 | 60 min |
| Season 4 | Episode 15 | Pandora | 2012-02-13 | 60 min |
| Season 4 | Episode 16 | Linchpin | 2012-02-20 | 60 min |
| Season 4 | Episode 17 | Once Upon a Crime | 2012-02-27 | 60 min |
| Season 4 | Episode 18 | A Dance with Death | 2012-03-19 | 60 min |
| Season 4 | Episode 19 | 47 Seconds | 2012-03-26 | 60 min |
| Season 4 | Episode 20 | The Limey | 2012-04-02 | 60 min |
| Season 4 | Episode 21 | Headhunters | 2012-04-16 | 60 min |
| Season 4 | Episode 22 | Undead Again | 2012-04-30 | 60 min |
| Season 4 | Episode 23 | Always | 2012-05-07 | 60 min |
| Season 5 | Episode 1 | After the Storm | 2012-09-24 | 60 min |
| Season 5 | Episode 2 | Cloudy with a Chance of Murder | 2012-10-01 | 60 min |
| Season 5 | Episode 3 | Secret's Safe with Me | 2012-10-08 | 60 min |
| Season 5 | Episode 4 | Murder, He Wrote | 2012-10-15 | 60 min |
| Season 5 | Episode 5 | Probable Cause | 2012-10-29 | 60 min |
| Season 5 | Episode 6 | The Final Frontier | 2012-11-05 | 60 min |
| Season 5 | Episode 7 | Swan Song | 2012-11-12 | 60 min |
| Season 5 | Episode 8 | After Hours | 2012-11-19 | 60 min |
| Season 5 | Episode 9 | Secret Santa | 2012-12-03 | 60 min |
| Season 5 | Episode 10 | Significant Others | 2013-01-07 | 60 min |
| Season 5 | Episode 11 | Under the Influence | 2013-01-14 | 60 min |
| Season 5 | Episode 12 | Death Gone Crazy | 2013-01-21 | 60 min |
| Season 5 | Episode 13 | Recoil | 2013-02-04 | 60 min |
| Season 5 | Episode 14 | Reality Star Struck | 2013-02-11 | 60 min |
| Season 5 | Episode 15 | Target | 2013-02-18 | 60 min |
| Season 5 | Episode 16 | Hunt | 2013-02-25 | 60 min |
| Season 5 | Episode 17 | Scared to Death | 2013-03-18 | 60 min |
| Season 5 | Episode 18 | The Wild Rover | 2013-03-25 | 60 min |
| Season 5 | Episode 19 | The Lives of Others | 2013-04-01 | 60 min |
| Season 5 | Episode 20 | The Fast and the Furriest | 2013-04-15 | 60 min |
| Season 5 | Episode 21 | The Squab and the Quail | 2013-04-22 | 60 min |
| Season 5 | Episode 22 | Still | 2013-04-29 | 60 min |
| Season 5 | Episode 23 | The Human Factor | 2013-05-06 | 60 min |
| Season 5 | Episode 24 | Watershed | 2013-05-13 | 60 min |
| Season 6 | Episode 1 | Valkyrie | 2013-09-23 | 60 min |
| Season 6 | Episode 2 | Dreamworld | 2013-09-30 | 60 min |
| Season 6 | Episode 3 | Need to Know | 2013-10-07 | 60 min |
| Season 6 | Episode 4 | Number One Fan | 2013-10-14 | 60 min |
| Season 6 | Episode 5 | Time Will Tell | 2013-10-21 | 60 min |
| Season 6 | Episode 6 | Get a Clue | 2013-10-28 | 60 min |
| Season 6 | Episode 7 | Like Father, Like Daughter | 2013-11-04 | 60 min |
| Season 6 | Episode 8 | A Murder is Forever | 2013-11-11 | 60 min |
| Season 6 | Episode 9 | Disciple | 2013-11-18 | 60 min |
| Season 6 | Episode 10 | The Good, the Bad and the Baby | 2013-11-25 | 60 min |
| Season 6 | Episode 11 | Under Fire | 2014-01-06 | 60 min |
| Season 6 | Episode 12 | Deep Cover | 2014-01-13 | 60 min |
| Season 6 | Episode 13 | Limelight | 2014-01-20 | 60 min |
| Season 6 | Episode 14 | Dressed to Kill | 2014-02-03 | 60 min |
| Season 6 | Episode 15 | Smells Like Teen Spirit | 2014-02-17 | 60 min |
| Season 6 | Episode 16 | Room 147 | 2014-02-24 | 60 min |
| Season 6 | Episode 17 | In the Belly of the Beast | 2014-03-03 | 60 min |
| Season 6 | Episode 18 | The Way of the Ninja | 2014-03-17 | 60 min |
| Season 6 | Episode 19 | The Greater Good | 2014-03-24 | 60 min |
| Season 6 | Episode 20 | That '70s Show | 2014-04-21 | 60 min |
| Season 6 | Episode 21 | Law & Boarder | 2014-04-28 | 60 min |
| Season 6 | Episode 22 | Veritas | 2014-05-05 | 60 min |
| Season 6 | Episode 23 | For Better or Worse | 2014-05-12 | 60 min |
| Season 7 | Episode 1 | Driven | 2014-09-29 | 60 min |
| Season 7 | Episode 2 | Montreal | 2014-10-06 | 60 min |
| Season 7 | Episode 3 | Clear & Present Danger | 2014-10-13 | 60 min |
| Season 7 | Episode 4 | Child's Play | 2014-10-20 | 60 min |
| Season 7 | Episode 5 | Meme is Murder | 2014-10-27 | 60 min |
| Season 7 | Episode 6 | The Time of Our Lives | 2014-11-10 | 60 min |
| Season 7 | Episode 7 | Once Upon a Time in the West | 2014-11-17 | 60 min |
| Season 7 | Episode 8 | Kill Switch | 2014-11-24 | 60 min |
| Season 7 | Episode 9 | Last Action Hero | 2014-12-01 | 60 min |
| Season 7 | Episode 10 | Bad Santa | 2014-12-08 | 60 min |
| Season 7 | Episode 11 | Castle, P.I. | 2015-01-12 | 60 min |
| Season 7 | Episode 12 | Private Eye Caramba! | 2015-01-19 | 60 min |
| Season 7 | Episode 13 | I, Witness | 2015-02-02 | 60 min |
| Season 7 | Episode 14 | Resurrection | 2015-02-09 | 60 min |
| Season 7 | Episode 15 | Reckoning | 2015-02-16 | 60 min |
| Season 7 | Episode 16 | The Wrong Stuff | 2015-02-23 | 60 min |
| Season 7 | Episode 17 | Hong Kong Hustle | 2015-03-16 | 60 min |
| Season 7 | Episode 18 | At Close Range | 2015-03-23 | 60 min |
| Season 7 | Episode 19 | Habeas Corpse | 2015-03-30 | 60 min |
| Season 7 | Episode 20 | Sleeper | 2015-04-20 | 60 min |
| Season 7 | Episode 21 | In Plane Sight | 2015-04-27 | 60 min |
| Season 7 | Episode 22 | Dead from New York | 2015-05-04 | 60 min |
| Season 7 | Episode 23 | Hollander's Woods | 2015-05-11 | 60 min |
| Season 8 | Episode 1 | XY | 2015-09-21 | 60 min |
| Season 8 | Episode 2 | XX | 2015-09-28 | 60 min |
| Season 8 | Episode 3 | PhDead | 2015-10-05 | 60 min |
| Season 8 | Episode 4 | What Lies Beneath... | 2015-10-12 | 60 min |
| Season 8 | Episode 5 | The Nose | 2015-10-19 | 60 min |
| Season 8 | Episode 6 | Cool Boys | 2015-11-09 | 60 min |
| Season 8 | Episode 7 | The Last Seduction | 2015-11-16 | 60 min |
| Season 8 | Episode 8 | Mr. & Mrs. Castle | 2015-11-23 | 60 min |
| Season 8 | Episode 9 | Tone Death | 2016-02-08 | 60 min |
| Season 8 | Episode 10 | Witness for the Prosecution | 2016-02-14 | 60 min |
| Season 8 | Episode 11 | Dead Red | 2016-02-15 | 60 min |
| Season 8 | Episode 12 | The Blame Game | 2016-02-22 | 60 min |
| Season 8 | Episode 13 | And Justice for All | 2016-02-29 | 60 min |
| Season 8 | Episode 14 | The G.D.S. | 2016-03-07 | 60 min |
| Season 8 | Episode 15 | Fidelis Ad Mortem | 2016-03-21 | 60 min |
| Season 8 | Episode 16 | Heartbreaker | 2016-04-04 | 60 min |
| Season 8 | Episode 17 | Death Wish | 2016-04-11 | 60 min |
| Season 8 | Episode 18 | Backstabber | 2016-04-18 | 60 min |
| Season 8 | Episode 19 | Dead Again | 2016-04-25 | 60 min |
| Season 8 | Episode 20 | Much Ado About Murder | 2016-05-02 | 60 min |
| Season 8 | Episode 21 | Hell to Pay | 2016-05-09 | 60 min |
| Season 8 | Episode 22 | Crossfire | 2016-05-16 | 60 min |
| Directing | Zach Cannon | Script Coordinator |
| Production | Alexi Hawley | Executive Producer |
| Production | Terence Paul Winter | Executive Producer |
| Production | Mark S. Glick | Co-Producer |
| Production | Nathan Fillion | Producer |
| Production | Barry O'Brien | Consulting Producer |
| Production | Stana Katic | Producer |
| Production | Chad Gomez Creasey | Supervising Producer |
| Production | Jim Adler | Supervising Producer |
| Production | Rob Hanning | Executive Producer |
| Production | Christine Roum | Consulting Producer |
| Production | Marc A. Kahn | Producer |
| Costume & Make-Up | Luke Reichle | Costume Design |
| Production | Kendra Castleberry | Casting |
| Production | Howard Grigsby | Producer |
| Production | Andrew W. Marlowe | Executive Consultant |
| Production | Rob Bowman | Executive Producer |
| Production | Donna Rosenstein | Casting |
| Production | Armyan Bernstein | Executive Producer |
| Art | Tiffany Cowsill | Set Dresser |
