Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
23 Episodes 2014 - 2015
Episode 1
Mon, Sep 29, 201442 mins
On his way to his wedding, Castle's Mercedes crashes and burns out. He, however, was dragged out, apparently kidnapped, disappears for weeks, but is found in a dinghy, drifting unconscious at sea with amnesia. A camera proves he, at least, helped stage and financed his abduction. The team starts doubting his sincerity like FBI agent Connors. As soon as Castle is healthy enough to join the search, he proves evidence was planted against him.

Episode 2
Mon, Oct 6, 201443 mins
When the CEO of a prominent toy company is found murdered, the team uncovers an interesting secret about the victim; Castle tries to figure out what happened in those 2 months he was missing, and takes Alexis with him to Montreal when his investigation takes him there.

Episode 3
Mon, Oct 13, 201443 mins
Pool hustler William Fairwick is found at home, fatally stabbed with a broken cue, which seems to fit threats from at least one victim. It turns out he actually saved young tycoon Tom Talmadge, who was beaten in hospital but refused to file a complaint because his suspect is an invisible man, he only explanation which fits the security camera footage of Fairwick's own murder. Castle and Becket are themselves attacked by an invisible enemy, yet try resuming their sex-life and link the case to a top-secret government facility, where Will actually was key researcher.

Episode 4
Mon, Oct 20, 201442 mins
Castle volunteers in a second grade classroom in order to locate a witness to the murder of an ice cream vendor. After the class draws pictures, he discovers one has drawn a picture of the crime scene. By matching the drawing of the ice cream truck, Castle discovers the witness and helps Kate solve another case.

Episode 5
Mon, Oct 27, 201442 mins
When a web celebrity is murdered, Castle and Beckett explore the flashy world of internet fame, but when the killer posts pictures from the crime scene on a photo-sharing site, they realise they are up against a social media sociopath who may strike again.

Episode 6
Mon, Nov 10, 201443 mins
Castle goes to an alternate universe where he and Beckett had never met. In this bizarre reality, Beckett was captain of the 12th Precinct and Castle hadn't had much recent success in writing. In fact, Castle's mother was more famous than the novelist.

Episode 7
Mon, Nov 17, 201443 mins
The only lead to a poisoned female found in New York is that she had just returned from an authentic Old West-style holiday resort in Arizona. The poison takes about 10 hours to take affect so this means she was actually poisoned in Arizona. But the local sheriff won't help them, as it could damage the towns only attraction. Castle comes up with a plan to go there undercover with Beckett as newly-weds. They soon find, backed up by local Sheriff Conklin and by Esposito and Ryan, that the victim was on the trail of both her ancestry and the lost gold of a 19th century major hold-up. Resort staff provides several suspects.

Episode 8
Mon, Nov 24, 201441 mins
While the team investigates the murder of Brent Reeves, who investigated possible abuses with public contracts, the last person to have contacted him, socially isolated hacker Jared Stone, holds everyone hostage in a subway car, including Esposito, demanding a fellow cyber-criminal's release. The asthma-sufferer ends up overpowered, but more, even nastier surprises are in store for him as well as New Yorkers.

Episode 9
Mon, Dec 1, 201443 mins
Castle is excited and sadden that the next case is the murder of his favorite 1980's action movie star, Lance DeLorca, and speculates that his past in the Spanish Secret Service may be the key. The NYPD rather bets on a new action movie he's involved in with his former co-star, Brock Harmon, and his son, Trey Harmon. Both avenues yield surprises.

Episode 10
Mon, Dec 8, 201443 mins
When an ER physician is gunned down in the street, Castle and Beckett soon discover that the victim was a mob doctor to a Mafia family run by an old friend of Castle's. Also, against this backdrop of Christmas, Esposito and Lanie reach a defining moment in their relationship.

Episode 11
Mon, Jan 12, 201543 mins
Due to his 'mob connections', Castle is barred from official cooperation with the NYPD, so he passed the private detective exam and pops up 'independently' in his mates' next case. Kate and her team however are tempted but not allowed to team up with him, even if he proves more resourceful than all their resources, which also puts a strain on marital peace.

Episode 12
Mon, Jan 19, 201543 mins
After a young telenovela actress is killed, Beckett and the 12th Precinct are thrown into the world of glamorous television. Meanwhile, another star of the show contacts Castle, separately, to work as a Private Investigator to find the murdered actress' purse.

Episode 13
Mon, Feb 2, 201542 mins
Castle is hired to uncover whether a client's husband is having an affair, but the case takes a shocking turn when Castle witnesses the client's murder - by her husband. But with no proof that the killing took place, Castle and Beckett must investigate to expose the truth.

Episode 14
Mon, Feb 9, 201542 mins
A meticulous MO for victims linked apparently only by plastic surgeon Kelly Nieman, a suspected serial killer herself, who gave the unwitting women identities fitting an archetype, arouses the confirmed feeling that serial killer 3XK is back. Castle is brought back as a police consultant for this case, being the absolute expert on the fiend. While he and the team work through their charades and legal defenses, one of their own is targeted.
Episode 15
Mon, Feb 16, 201543 mins
The NYPD searches for Beckett while 3XK calmly plays with them.

Episode 16
Mon, Feb 23, 201543 mins
Castle is delighted to help investigate the murder of a 'Mars astronaut' in a New York simulation site. The team must figure out how it was done, who gained access, and the motive, so they scrutinize the astronaut's team and drop-out, site crew, ICT tycoon owner, and relevant loved ones.

Episode 17
Mon, Mar 16, 201543 mins
A Hong Kong Detective works with Beckett and Castle on the murder of an ex-con turned tow truck driver.

Episode 18
Mon, Mar 23, 201542 mins
Ryan isn't even allowed to tell his cop team who he's guarding while moonlighting in his ex-cop brother in-law Frank Kelly's security firm. That changes when NYPD is called in to investigate in a hotel the fatal shooting of Carolyn Decker, a key campaign staffer of and standing next to Congressman Alex Lopez, who is tipped as first Latino presidential top candidate. The team concentrates first on 'patriot' anti-government-activists and other enemies of Lopez, and Frank's dodgy part, but ballistics show Carolyn probably was the target herself, so the focus shifts to the campaign team itself.

Episode 19
Mon, Mar 30, 201543 mins
Beckett and Castle are faced with a large list of possible suspects when a personal injury attorney known as Richie "The Pitbull" Falco is murdered; a shocking secret deepens the mystery surrounding Richie's death.

Episode 20
Mon, Apr 20, 201541 mins
A mysterious recurring dream drives Castle and Beckett to seek answers about the two-months he was missing. But their search for the truth has deadly consequences.

Episode 21
Mon, Apr 27, 201541 mins
As Castle and Alexis travel to London, their routine flight turns deadly when the plane's Air Marshal is found murdered. With the help of Beckett on the ground, Castle and Alexis race against time to find the killer before he carries out his fateful plan.

Episode 22
Mon, May 4, 201543 mins
The corpse of television producer Sid Ross is discovered in the building where his popular sketch comedy show was being filmed. Sid had the reputation of a tyrant, and had spend decades making and breaking careers. Castle and Beckett start investigating the cast and crew of the television show, with clues indicating that the murder was an "inside job". They realize that Sid had secret meetings in the days preceding his death, but the people he interacted with seem clueless about what was going on in his life. Sid had no close confidants, and did not discuss his problems with his wife. Besides identifying the murderer, Castle and Beckett have to find out the motive behind the murder. The murder may have been part of a complex scheme.

Episode 23
Mon, May 11, 201544 mins
A death occurs in the woods and Castle becomes obsessed with the case because it reminds him of a pivotal event in his childhood. Beckett reaches a turning point in her life.
