CASTLE & BECKETT WORK A MURDER CASE IN WHICH RYAN'S STOLEN GUN WAS THE WEAPON, ON ABC'S "CASTLE"

"Kick the Ballistics" - While investigating the mysterious shooting death of a young woman, Castle and Beckett face a cop's worst nightmare when they discover that the gun used in the killing is Det. Ryan's old service weapon - the one that was stolen by the serial killer, 3XK. Now with the clock ticking, the team must work to solve the murder, track down 3XK and retrieve Ryan's gun before the killer strikes again, on "Castle," MONDAY, OCTOBER 10 (10:01-11:00 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, Penny Johnson Jerald as NYPD Captain Victoria Gates, Tamala Jones as Medical Examiner Lanie Parish, Jon Huertas as NYPD Detective Javier Esposito, and Seamus Dever as NYPD Detective Kevin Ryan.

Guest Cast: Billy Lush as Finn McQueen, Ross McCall as Seth Carver, Francois Chau as Clifford Lee, Lanny Joon as Philip Lee, Tim Jo as Ben Lee.

"Kick the Ballistics" was written by Moira Kirland and directed by Rob Bowman.

"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