NCIS: LOS ANGELES: What You Need to Know About the Season Premiere

“Ascension” – Pictured: Chris O'Donnell (Special Agent G. Callen) and Renée Felice Smith (Intelligence Analyst Nell Jones). While Sam and Deeks recover from traumatic torture that will have a lasting impact on their personal and professional relationships, the NCIS: LA team searches for stolen nuclear weapons, on the fifth season premiere of NCIS: LOS ANGELES, Tuesday, Sept. 24 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Guest stars include Aunjanue Ellis as Michelle Hanna, Christopher Lambert as Marcel Janvier and Timothy V. Murphy as Isaak Sidorov. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.