SpoilerTV Image Archive | Gallery | ncis-los-angeles | Season 9 | Promotional Episode Photos | Episode 9.14 - Goodbye, Vietnam | ÃÂGoodbye, VietnamààPictured: Daniela Ruah (Special Agent Kensi Blye), Eric Christian Olsen (LAPD Liaison Marty Deeks), Chris O\'Donnell (Special Agent G. Callen) and LL COOL J (Special Agent Sam Hanna). Callen, Sam, Kensi and Deeks join HettyÃÂs team from the Vietnam War, Sterling Bridges (James Remar), A.J. Chegwidden (John M. Jackson) and Charles Langston (Carl Lumbly), in a dangerous and off-the-books rescue mission to save Hetty from her captors in Vietnam. Also, Mosley calls in NellÃÂs sister, homeland security specialist Sydney Jones (Ashley Spillers), to assist the team in Los Angeles with processing evidence connected to HettyÃÂs time in Vietnam, on NCIS: LOS ANGELES, Sunday, March 11 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Photo: Bill Inoshita/CBS é2017 CBS Broadcasting, Inc. All Rights Reserved.