ERIC IS THE KEY WITNESS WHEN A COMPUTER SYSTEMS EXPERT IS ATTACKED BY PEOPLE WANTING INFO THAT CAN BE USED TO REDIRECT A MISSILE, ON "NCIS: LOS ANGELES," TUESDAY, MARCH 25

"Zero Days" - The NCIS: LA team is called in to determine if the computer system that controls Russian missiles is at risk after Eric overhears his friend, a computer systems expert, being attacked during online game play. Meanwhile, Kensi is shocked when a familiar face from her past shows up in Afghanistan, on NCIS: LOS ANGELES, Tuesday, March 25 (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:

Matthew Del Negro (Jack Simon)
Tate Ellington (Ira Wells)
Jim Holmes (Lance Witten)
Jack Topalian (Boris)
Ali Olomi (Insurgent)
Jeronimo Spinx (NCIS Agent Thompson)
Natalie Britton (Receptionist)

Written by: Andrew Bartels

Directed by: Tony Wharmby

RATING: To Be Announced