WHILE INVESTIGATING THE MURDER OF A TRAIN YARD SECURITY GUARD, THE NCIS: LA TEAM UNCOVERS A LARGER PLOT FOR A TRAIN ATTACK, ON A REBROADCAST OF "NCIS: LOS ANGELES," ON A SPECIAL NIGHT, SATURDAY, SEPT. 20

"The Livelong Day" - The NCIS: LA team must notify Homeland Security when a murder investigation exposes a larger threat to a Los Angeles-based train, on a rebroadcast of NCIS: LOS ANGELES, Saturday, Sept. 20 (9:00-10:00 PM, ET/PT) on the CBS Television Network. (Originally broadcast 11/5/13.)

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:

Brett Rice (Anthony Trager)
Kari Coleman (Jillian Rome)
Brando Eaton (Mitchell Rome)
Derek Ray (Gil Bellamy)
Yolanda Campbell (Tammy Townsend)
Ian Reed Kesler (Jeremy Pernell)
Jorge-Luis Pallo (Special Agent Salazar)
Lanny Joon (Brian Cheng)
Connie Sawyer (Ida)
Diane Yang (Kim)

WRITTEN BY: Joe Sachs

DIRECTED BY: Dennis Smith

RATING: TVPG