Castle

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 - "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) RACHEL EGGLESTON, NATHAN FILLION

CASTLE - "The Wrong Stuff" - When an astronaut training for a trip to Mars is mysteriously killed inside a Mars simulation, Castle and Beckett don spacesuits to investigate. But when they discover no one inside the sealed simulation could have committed the murder and no one from the outside could get in, the case takes a shocking turn, on "Castle," MONDAY, FEBRUARY 23 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright) JON HUERTAS, NATHAN FILLION, STANA KATIC

CASTLE - "The Time of Our Lives" -- A murder investigation launches Castle into what seems to be an alternate universe where he's never met Kate Beckett. Castle has to convince Beckett, Esposito and Ryan -- now complete strangers -- to let him participate in their investigation so he can find his way back to his own world. This inspires Castle & Beckett to finally take a trip to the altar, on "Castle," MONDAY, NOVEMBER 10 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Adam Taylor) NATHAN FILLION, MOLLY QUINN, SUSAN SULLIVAN

CASTLE - "Once Upon A Time in the West" - When Castle and Beckett learn that a murder victim may have been poisoned at an Old West-style resort, they visit the resort posing as newlyweds to uncover the truth, on "Castle," MONDAY, NOVEMBER 17 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Michael Desmond) DALE MIDKIFF, STANA KATIC, NATHAN FILLION

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CASTLE - "Resurrection" - When clues in a murder implicate Castle and Beckett's nemesis, Dr. Kelly Nieman (guest star Annie Wersching), Castle is called in to consult on the case. But as the team delves deeper into the investigation, they uncover connections to notorious serial killer Jerry Tyson (guest star Michael Mosley), on Part 1 of "Castle," MONDAY, FEBRUARY 9 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright) MICHAEL MOSELY

CASTLE - "Hollander's Woods" -- A death in the woods draws Castle back to a terrifying and defining event in his childhood. Investigation leads to obsession, as he attempts to unearth answers that have eluded him for decades, all while Beckett faces a crossroads of her own, on the season finale of "Castle," MONDAY, MAY 11 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Richard Cartwright) STANA KATIC