Season 4 (2011)

Rise
7.8

September 19, 2011 • 44m

Detective Beckett fights for her life as Castle, plagued by guilt over his role in the events, struggles to uncover who's behind ...Read more

Heroes & Villains
8.4

September 26, 2011 • 44m

When an ex-con is mysteriously slain in an alley, Castle and Beckett believe a vigilante is behind the murder. But efforts to iden...Read more

Head Case
7.6

October 3, 2011 • 44m

A murder scene complete with lots of blood but no victim and high tech life-extension science are all part of the investigation as...Read more

Kick the Ballistics
7.6

October 10, 2011 • 44m

While investigating the mysterious shooting death of a young woman, Castle and Beckett face a cop's worst nightmare when they disc...Read more

Eye of the Beholder
7.5

October 17, 2011 • 44m

A wealthy museum patron is a suspect when a valuable sculpture is stolen. Castle and Beckett investigate the theft with the help o...Read more

Demons
7.9

October 24, 2011 • 44m

While doing some investigative work at a New York mansion, a prominent ghost hunter is murdered. Castle and Beckett must figure ou...Read more

Cops & Robbers
7.9

October 31, 2011 • 44m

A crew of bank robbers disguised as classic television doctors take hostages which include Castle and Martha. But things are compl...Read more

Heartbreak Hotel
7.3

November 7, 2011 • 44m

During the investigation of the murder of an Atlantic City casino owner at an abandoned warehouse, strong leads emerge for the tea...Read more

Kill Shot
7.8

November 21, 2011 • 44m

A sniper on a killing spree is terrorizing New York City. With the clock ticking down to the next murder and nothing to go on exce...Read more

Cuffed
8.1

December 5, 2011 • 44m

When Castle and Beckett wake up in bed, handcuffed together, in a locked room with no memory of how they got there, they must piec...Read more

Till Death Do Us Part
7.2

January 9, 2012 • 44m

When a lothario is killed, Castle and Beckett suspect that the victim’s mysterious double life holds the key to his murder. Their ...Read more

Dial M for Mayor
7.1

January 16, 2012 • 44m

It was longtime Castle friend Mayor Weldon's political clout that allowed Castle to partner up with Beckett. But now, when a woman...Read more

An Embarrassment of Bitches
7.6

January 23, 2012 • 44m

When a famous dog trainer is killed, the investigation keeps coming back to charismatic reality TV star Kay Cappuccio. Kay, a favo...Read more

The Blue Butterfly
7.9

February 6, 2012 • 44m

When Castle and Beckett investigate the killing of a treasure hunter, they discover the case is linked to a mysterious homicide fr...Read more

Pandora (1)
8.0

February 13, 2012 • 43m

Castle and Beckett pursue a ruthless killer who, they discover, is part of a sinister, international conspiracy. Castle and Becket...Read more

Linchpin (2)
7.9

February 20, 2012 • 44m

Castle & Beckett race to find the "Linchpin" in order to stop the first domino in a chain of events which will plunge the United S...Read more

Once Upon a Crime
7.6

February 27, 2012 • 44m

When a woman dressed as Red Riding Hood is found dead in the woods with claw marks covering her body, and soon after a murdered Sn...Read more

A Dance with Death
6.6

March 19, 2012 • 44m

When Odette Morton, a contestant on the hit competition show “A Night Of Dance,” is found murdered in her dressing room, Castle an...Read more

47 Seconds
8.3

March 26, 2012 • 44m

When a bomb explodes at a protest rally killing five people, Castle and Beckett realize the key to solving the case is to reconstr...Read more

The Limey
7.5

April 2, 2012 • 44m

A devilishly handsome detective from Scotland Yard, Simon Hunt, teams up with Castle & Beckett to find the person responsible for ...Read more

Headhunters
8.0

April 16, 2012 • 44m

With tensions rising between Castle and Beckett, Castle finds himself a new partner -- Detective Ethan Slaughter (guest star Adam ...Read more

Undead Again
7.2

April 30, 2012 • 44m

When Castle and Beckett investigate the murder of a man with human bite marks on his body, Castle's wild theories start flying. Bu...Read more

Always
8.3

May 7, 2012 • 44m

When the murder of an Army veteran puts Beckett on the trail of the man who shot her, Castle must decide how much he's willing to ...Read more