SpoilerTV Image Archive | Gallery | ncis-los-angeles | Season 7 | Promotional Episode Photos | Episode 7.21 - Head of the Snake | "Head of the Snake" -- Pictured: Chris O\'Donnell (Special Agent G. Callen), Peter Cambor (Operational Psychologist Nate Getz) and Judith Shekoni (Alisa Chambers). After Operational Psychologist Nate Getz (Peter Cambor) fails to check in with Hetty while working undercover on a mission linking organized crime to terrorism, the team learns he is working with an infamous crime leader, on NCIS: LOS ANGELES, Monday, April 11 (9:59-11:00, ET/PT), on the CBS Television Network. Photo: Monty Brinton/CBS é2016 CBS Broadcasting, Inc. All Rights Reserved.
