Highlights from the Sixth Episode of Season 5 of NCIS: LA

7/9

"Big Brother" Season 5 Episode 6

Pictured: Eric Christian Olsen (LAPD Liaison Marty Deeks), LL COOL J (Special Agent Sam Hanna), Barrett Foa (Tech Operator Eric Beale), Renée Felice Smith (Intelligence Analyst Nell Jones), Daniela Ruah (Special Agent Kensi Blye) and Chris O'Donnell (Special Agent G. Callen). Callen goes undercover at a prestigious high school after a 15-year-old hacker compromises terrorist missions, on NCIS: LOS ANGELES, Tuesday, Oct. 29 (9:00-10:01 PM, ET/PT) on the CBS Television Network. Photo: Ron P. Jaffe/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.