Castle Season 3 Episode 21
When a champion swimmer and Olympic hopeful is found dead in a training pool, Castle & Beckett dive in to investigate his murder, and uncover myriad secrets that might have led to his death.
Castle Season 3 Episode 21 Online Free
Castle Season 3 Episode 21 Online Free
Where to watch Castle Season 3 Episode 21
Castle Season 3 Episode 21 movie free online
Castle Season 3 Episode 21 free online
- Eps 1: Deep in Death
- Eps 2: The Double Down
- Eps 3: Inventing the Girl
- Eps 4: Fool Me Once
- Eps 5: When the Bough Breaks
- Eps 6: Vampire Weekend
- Eps 7: Famous Last Words
- Eps 8: Kill the Messenger
- Eps 9: Love Me Dead
- Eps 10: One Man's Treasure
- Eps 11: The Fifth Bullet
- Eps 12: A Rose For Everafter
- Eps 13: Sucker Punch
- Eps 14: The Third Man
- Eps 15: Suicide Squeeze
- Eps 16: The Mistress Always Spanks Twice
- Eps 17: Tick, Tick, Tick... (1)
- Eps 18: Boom! (2)
- Eps 19: Wrapped Up in Death
- Eps 20: The Late Shaft
- Eps 21: Den of Thieves
- Eps 22: Food to Die For
- Eps 23: Overkill
- Eps 24: A Deadly Game
- Eps 1: A Deadly Affair
- Eps 2: He's Dead, She's Dead
- Eps 3: Under the Gun
- Eps 4: Punked
- Eps 5: Anatomy of a Murder
- Eps 6: 3XK
- Eps 7: Almost Famous
- Eps 8: Murder Most Fowl
- Eps 9: Close Encounters of the Murderous Kind
- Eps 10: Last Call
- Eps 11: Nikki Heat
- Eps 12: Poof! You're Dead
- Eps 13: Knockdown
- Eps 14: Lucky Stiff
- Eps 15: The Final Nail
- Eps 16: Setup (1)
- Eps 17: Countdown (Part 2)
- Eps 18: One Life to Lose
- Eps 19: Law & Murder
- Eps 20: Slice of Death
- Eps 21: The Dead Pool
- Eps 22: To Love and Die in L.A.
- Eps 23: Pretty Dead
- Eps 24: Knockout
- Eps 1: Rise
- Eps 2: Heroes and Villains
- Eps 3: Head Case
- Eps 4: Kick the Ballistics
- Eps 5: Eye of the Beholder
- Eps 6: Demons
- Eps 7: Cops & Robbers
- Eps 8: Heartbreak Hotel
- Eps 9: Kill Shot
- Eps 10: Cuffed
- Eps 11: Till Death Do Us Part
- Eps 12: Dial M for Mayor
- Eps 13: An Embarrassment of Bitches
- Eps 14: The Blue Butterfly
- Eps 15: Pandora (1)
- Eps 16: Linchpin (2)
- Eps 17: Once Upon A Crime
- Eps 18: A Dance with Death
- Eps 19: 47 Seconds
- Eps 20: The Limey
- Eps 21: Headhunters
- Eps 22: Undead Again
- Eps 23: Always
- Eps 1: After The Storm
- Eps 2: Cloudy With a Chance of Murder
- Eps 3: Secret's Safe With Me
- Eps 4: Murder, He Wrote
- Eps 5: Probable Cause
- Eps 6: The Final Frontier
- Eps 7: Swan Song
- Eps 8: After hours
- Eps 9: Secret Santa
- Eps 10: Significant Others
- Eps 11: Under the Influence
- Eps 12: Death Gone Crazy
- Eps 13: Recoil
- Eps 14: Reality Star Struck
- Eps 15: Target
- Eps 16: Hunt
- Eps 17: Scared to Death
- Eps 18: The Wild Rover
- Eps 19: The Lives of Others
- Eps 20: The Fast and the Furriest
- Eps 21: The Squab and the Quail
- Eps 22: Still
- Eps 23: The Human Factor
- Eps 24: Watershed
- Eps 1: Valkyrie
- Eps 2: Dreamworld
- Eps 3: Need To Know
- Eps 4: Number One Fan
- Eps 5: Time Will Tell
- Eps 6: Get a Clue
- Eps 7: Like Father, Like Daughter
- Eps 8: A Murder Is Forever
- Eps 9: Disciple
- Eps 10: The Good, The Bad & The Baby
- Eps 11: Under Fire
- Eps 12: Deep Cover
- Eps 13: Limelight
- Eps 14: Dress to Kill
- Eps 15: Smells Like Teen Spirit
- Eps 16: Room 147
- Eps 17: In the Belly of the Beast
- Eps 18: The Way of the Ninja
- Eps 19: The Greater Good
- Eps 20: That '70s Show
- Eps 21: Law & Boarder
- Eps 22: Veritas
- Eps 23: For Better or Worse
- Eps 1: Driven
- Eps 2: Montreal
- Eps 3: Clear & Present Danger
- Eps 4: Child's Play
- Eps 5: Meme is Murder
- Eps 6: The Time of Our Lives
- Eps 7: Once Upon a Time in the West
- Eps 8: Kill Switch
- Eps 9: Last Action Hero
- Eps 10: Bad Santa
- Eps 11: Castle, P.I.
- Eps 12: Private Eye Caramba!
- Eps 13: I, Witness
- Eps 14: Resurrection (1)
- Eps 15: Reckoning (2)
- Eps 16: The Wrong Stuff
- Eps 17: Hong Kong Hustle
- Eps 18: At Close Range
- Eps 19: Habeas Corpse
- Eps 20: Sleeper
- Eps 21: In Plane Sight
- Eps 22: Dead from New York
- Eps 23: Hollander's Woods
- Eps 1: XY (1)
- Eps 2: XX (2)
- Eps 3: PhDead
- Eps 4: What Lies Beneath
- Eps 5: The Nose
- Eps 6: Cool Boys
- Eps 7: The Last Seduction
- Eps 8: Mr. & Mrs. Castle
- Eps 9: Tone Death
- Eps 10: Witness for the Prosecution
- Eps 11: Dead Red
- Eps 12: The Blame Game
- Eps 13: And Justice for All
- Eps 14: The G.D.S.
- Eps 15: Fidelis Ad Mortem
- Eps 16: Heartbreaker
- Eps 17: Death Wish
- Eps 18: Backstabber
- Eps 19: Dead Again
- Eps 20: Much Ado About Murder
- Eps 21: Hell to Pay
- Eps 22: Crossfire