CASTLE- "The Nose" - When a priceless work of art is stolen and its transporter murdered, Castle and Beckett must work with the key witness to track down the painting and sniff out the killer. With special guest star Stephnie Weir ("MADtv," "The Comedians"). "The Nose" will air on MONDAY, OCTOBER 19 (10:01-11:00 p.m. ET/PT) on the ABC Television Network. (ABC/Jordin Althaus) STEPHANIE WEIR

CASTLE - "Habeas Corpse" - When Richie "The Pitbull" Falco, a larger-than-life personal-injury attorney is found dead, Beckett and Castle investigate the many clients and competitors who had motive to kill him. But the mystery deepens when they discover a shocking secret that may be linked to Richie's murder, on "Castle," MONDAY, MARCH 30 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright) STANA KATIC

CASTLE - "At Close Range" - Detective Kevin Ryan is on the security detail of a charismatic congressman attending a charity event when shots suddenly ring out. Driven to apprehend the killer, Ryan must revisit the events that led up to the shooting, with the help of Castle and Beckett, on "Castle," MONDAY, MARCH 23 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/David Moir) REIKO AYLESWORTH, RICARDO CHAVIRA, SEAMUS DEVER, ALI HILLIS, DAVID CONRAD

CASTLE - "Hong Kong Hustle" - After a man is mysteriously murdered in a park, Castle and Beckett team up with a competitive, high-powered female detective from Hong Kong, who has information about the victim. But as Beckett digs deeper into the case, she realizes neither her Hong Kong colleague nor the victim may be quite who they seem, on "Castle," MONDAY, MARCH 16 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright) LINDA PARK, STANA KATIC

CASTLE - "Private Eye Caramba!" (ABC/Nicole Wilder) DAYA VAIDYA

CASTLE - "Castle, P.I." - After being forbidden to work with Kate Beckett or the 12th Precinct, Castle obtains a P.I. license and shows up unannounced at Beckett's crime scene, hoping to investigate alongside her as a private eye. But things don't go as Castle had planned, on "Castle," MONDAY, JANUARY 12 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Colleen Hayes) JON HUERTAS, STANA KATIC

CASTLE - "Bad Santa" - 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 the backdrop of Christmas, Esposito and Lanie reach a defining moment in their relationship, on "Castle," MONDAY, DECEMBER 8 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Nicole Wilder) STANA KATIC, JON HUERTAS, NATHAN FILLION

CASTLE - "Last Action Hero" - When the star of Castle's favorite '80's action movie is mysteriously murdered, Castle and Beckett delve into the victim's secret past and pursue his killer with help from a team of aging action heroes. Krista Allen and Ted McGinley guest star, on "Castle," MONDAY, DECEMBER 1 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Michael Desmond) NATHAN FILLION, TED MCGINLEY, STANA KATIC

CASTLE - "Child's Play" - When an ice cream vender is shot, evidence leads Beckett and Castle to believe that an unknown second-grader may have vital information about the case. Castle goes undercover at an elementary school to try and identify the second-grader but nothing goes as planned, on "Castle," MONDAY, OCTOBER 20 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Nicole Wilder) MICHAEL HYATT, NATHAN FILLION

CASTLE - "Clear & Present Danger" - When a pool shark is murdered by an unseen force, Castle and Becket uncover evidence that the killer may have paranormal powers. Meanwhile, Castle and Beckett attempt to get their lives back to normal following his disappearance, on "Castle," MONDAY, OCTOBER 13 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Colleen Hayes) TOM WRIGHT, STANA KATIC, NATHAN FILLION

CASTLE - "Montreal" - While the team investigates the murder of a toy company CEO, Castle uncovers a lead to his mysterious disappearance, launching him into a dangerous investigation of his own, on "Castle," MONDAY, OCTOBER 6 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Colleen Hayes) STANA KATIC, NATHAN FILLION

CASTLE - "Law & Boarder" - When an up-and-coming professional skateboarder is gunned down by a mysterious motorcyclist, Castle and Beckett are thrust into the world of extreme sports, where the death defying stunts aren't the only thing that's dangerous, on "Castle," MONDAY, APRIL 28 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Ron Tom)STANA KATIC, NATHAN FILLION, YANI GELLMAN

CASTLE - "That '70s Show" - When construction workers find the body of an infamous New York mobster who disappeared in the seventies, Beckett and Castle try to solve this three decade-old Mafia hit. Unfortunately, their only witness is a man who thinks it's still the 1970's, so to uncover what he knows, they must play into his delusion, and party like it's the last days of disco, on "Castle," MONDAY, APRIL 21 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Danny Feld)NATHAN FILLION, MOLLY QUINN

CASTLE - "The Greater Good" - Castle and Beckett investigate the murder of a Wall Street trader, but the case takes a shocking turn when the they discover the victim was an undercover informant for the U.S. Attorney's office. To complicate matters further, the U.S. attorney involved is Elizabeth Weston (guest star Salli Richardson-Whitfield, "Eureka"), Captain Gates' estranged sister, on "Castle," MONDAY, MARCH 24 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright)ANDRES PEREZ-MOLINA, TAMALA JONES