WHEN THE SOFTWARE FOR A HIGHLY SOUGHT-AFTER UNMANNED AERIAL VEHICLE IS STOLEN AND THE LEAD ENGINEER'S 10-YEAR-OLD DAUGHTER GOES MISSING, SAM IS CONVINCED THE TWO ARE RELATED, ON "NCIS: LOS ANGELES," TUESDAY, APRIL 29

"One More Chance" - Sam is convinced that the theft of software for a new unmanned aerial vehicle is connected with the disappearance of the lead engineer's 10-year-old daughter, a girl Sam once provided protection detail for in Saudi Arabia, on NCIS: LOS ANGELES, Tuesday, April 29 (9:00-10:01 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

Chris O'Donnell (NCIS Special Agent G. Callen)
LL COOL J (NCIS Special Agent Sam Hanna)
Linda Hunt (Henrietta "Hetty" Lange)
Daniela Ruah (NCIS Special Agent Kensi Blye)
Eric Christian Olsen (LAPD Detective Marty Deeks)
Barrett Foa (Tech Operator Eric Beale)
Renée Felice Smith (NCIS Intelligence Analyst Nell Jones)
Miguel Ferrer (NCIS Assistant Director Owen Granger)

GUEST CAST:

Kristen Ariza (Jessica Peyton)
Lawrence Kao (John Stikler)
Darri Ingolfsson (Dr. Nolan Milhouse)
Dan Glenn (Man #1)
Storm Reid (Riley Peyton)
Alexander Ab'Dul (Sal)
Marcos Cruz (Emilio)
Exie Booker (Security Guard)
Theophilus Clark (LAPD Officer #1)
Dawn Noel (LAPD Officer #2)

WRITTEN BY: David J. North

DIRECTED BY: Tony Wharmby

RATING: TV14