A LATE-NIGHT TALK SHOW HOST (GUEST STAR TOM BERGERON) MYSTERIOUSLY DIES HOURS AFTER CASTLE APPEARS ON HIS SHOW, ON ABC'S "CASTLE"

Kelly Carlson, Fred Willard, Dan Cortese, French Stewart, Beth Broderick, Bill Bellamy All Guest Star

"The Late Shaft" - When Castle appears on a late-night talk show to promote his book, Heat Wave, legendary host Bobby Mann (guest star Tom Bergeron) leans in during a commercial break and whispers, "They want me dead." When Mann dies later that night, seemingly of natural causes, Castle has to convince Beckett that there was foul play. During the investigation, Castle is seduced by a Hollywood hottie (guest star Kelly Carlson), who was the other guest on Bobby Mann's show the night he died, on "Castle," MONDAY, APRIL 12 (10:00-11:00 p.m., ET) on ABC.

"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: Tom Bergeron as Bobby Mann, Kelly Carlson as Ellie Monroe, Fred Willard as Hank McPhee, Bill Bellamy as Mickey Reed, Dan Cortese as Howard Weisberg, French Stewart as Zach Robinson, Beth Broderick as Barbara Mann and Nika Williams as Angel Santana.

"The Late Shaft" was written by David Grae and directed by Bryan Spicer.

"Castle" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1 channel surround sound. A TV parental guideline will be assigned closer to airdate.

For more information on "Castle," visit ABC.com