CASTLE AND BECKETT TAKE A PEEK UNDER THE SHEETS OF A MANHATTAN COUPLE WHEN A YOUNG NANNY IS FOUND DEAD, ON ABC's "CASTLE"

"Nanny McDead" -- The body of a young woman is found spinning inside the dryer in the laundry room of an upscale apartment building. When Castle and Beckett discover that the woman, in her 20s, worked as a Nanny in the building, their investigation leads them to a world of sex, lies and "playdates." Meanwhile, while writing the first novel to his "Nikki Heat" series, Castle delves into the thoughts and actions of Beckett, as she navigates the murder case while revealing more of her own mysteries, on "Castle," MONDAY, MARCH 16 (10:02-11:00 p.m. ET) on the ABC Television Network. "

Castle" stars Nathan Fillion as Richard Castle, Stana Katic as NYPD Detective Kate Beckett, Susan Sullivan as Martha Rodgers, Molly Quinn as Alexis Castle, Ruben Santiago-Hudson as NYPD Captain Roy Montgomery, Tamala Jones as Medical Examiner Lanie Parish, Jon Huertas as NYPD Detective Javier Esposito and Seamus Dever as NYPD Detective Kevin Ryan.

Guest Cast: Jayne Brook as Claudia Peterson, Michael Graziadei as Brent Johnson, Sarah Drew as Chloe Richardson, Melinda Page Hamilton as Diana Harris and George Newbern as Howard Peterson.

"Nanny McDead" was written by Barry Schindel and directed by John Terlesky.

"Nanny McDead" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1 channel surround sound and Spanish subtitles via secondary closed captioning. A TV parental guideline will be assigned closer to airdate.

Episodes of "Castle" are available on ABC.com the day after airing on the network for users to watch online.