Castle: Season 3
Season 3 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Castle Season 2.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 3 Progress Shield
A Deadly Affair
Sep 20, 2010
When Beckett and her team burst into an apartment on a murderer's trail, they see Castle standing over a dead woman's body holding a gun; Beckett arrests Castle as he asserts his i
He's Dead, She's Dead
Sep 27, 2010
Beckett and Castle search for a psychic's killer while debating the existence of extrasensory abilities.
Under the Gun
Oct 4, 2010
When a coded document attracts Castle's attention, Beckett must steer the case back to the violent felons who populated their victim's world; when Beckett's ex-partner arrives, Cas
Punked
Oct 11, 2010
Castle and Beckett look into the murder of a young mathematician gunned down with a 200-year-old bullet, sparking some wild theories by Castle about a time-traveling killer. When t
Anatomy of a Murder
Oct 18, 2010
An unknown woman falls out of a casket along with the original deceased when pallbearers lose control of the casket at a funeral; the investigation takes Beckett and Castle into th
3XK
Oct 25, 2010
When a beautiful woman is found dead in an alley, all clues point to her being a victim of the notorious Triple Killer. The Triple Killer, or 3XK, terrorized New York City four yea
Almost Famous
Nov 1, 2010
An "Officer Down" call turns out to be a male stripper dressed like a cop. Castle and Beckett explore the world of male strip clubs and struggling actors, all people in pursuit of
Murder Most Fowl
Nov 8, 2010
Castle and Beckett investigate the murder of an NYC subway worker found shot in Central Park. But, while investigating the murder they uncover the abduction of a young boy as well.
Close Encounters of the Murderous Kind
Nov 15, 2010
Castle's latest theory is alien abduction after an astrophysicist's death is found to be from explosive decompression. A well know alien abduction expert gets involved in the case.
Last Call
Dec 6, 2010
Castle and Beckett investigate the murder of a dockworker turned bar owner who's body is found floating in the East River. In the process of the investigation they uncover a secret
Nikki Heat
Jan 3, 2011
When Castle's novel ''Heat Wave'' becomes a movie, actress Natalie Rhodes accepts Beckett's invitation to visit and learn about the character she will play; Natalie observes Castle
Poof! You're Dead
Jan 10, 2011
Castle and Beckett investigate the murder of the owner of a historic magic shop found dead in a Houdini's water torture tank.
Knockdown
Jan 24, 2011
When the detective who investigated Beckett's mother's murder is shot before Beckett's eyes before he can give her new evidence in the case, Beckett's old wounds are reopened. The
Lucky Stiff
Feb 7, 2011
The brutal murder of a lottery winner has Castle and Beckett up to their eyeballs in suspects, envious and angered by the victim's sudden move from the poorhouse to the penthouse.
The Final Nail
Feb 14, 2011
Castle and Beckett find themselves on opposite sides of the case when Castle's old school friend emerges as the prime suspect in his own wife's murder. As they work to solve the cr
Setup (1)
Feb 21, 2011
Castle and Beckett investigate the apparent robbery-homicide of a New York cab driver, only to discover that the victim was involved in a mysterious conspiracy with unimaginable co
Countdown (2)
Feb 28, 2011
With time running out, Castle and Beckett must put aside their differences with Agent Fallon to avert a city-wide catastrophe.
One Life to Lose
Mar 21, 2011
A murder has been committed on the set of "Temptation Lane", one of New York's longest running soap operas.
Law & Murder
Mar 28, 2011
During the high profile trial of a murdered socialite, a juror tumbles out of the jury box....dead.
Slice of Death
Apr 4, 2011
When a reporter is found dead inside a restaurant's pizza oven, Beckett and Castle go to work on solving the case. They must figure out if his story "The Pizza Wars" is what got hi
The Dead Pool
Apr 11, 2011
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
To Love and Die in L.A.
May 2, 2011
While investigating the shooting death of her ex-partner in New York, Beckett comes to believe the suspect has fled to Los Angeles. Against orders, she travels to L.A., going reneg
Pretty Dead
May 9, 2011
During rehearsal for "Baron's All-American Beauty Pageant," the contestants are shocked to discover the body of Miss Illinois - strangled, but by whom? As Castle and Beckett delve
Knockout
May 16, 2011
Kate Beckett's investigation into her mother's death is reactivated when Hal Lockwood - a professional hitman with knowledge of Beckett's mother's murder - stages a spectacular esc