NCIS: Los Angeles is an American action television series combining elements of the military drama and police procedural genres, which premiered on the CBS network on September 22, 2009. The series follows the exploits of the Los Angeles-based Office of Special Projects (OSP), an elite division of the Naval Criminal Investigative Service that specializes in undercover assignments.
NCIS: Los Angeles is the first spin-off of the successful series NCIS. On March 25, 2016, CBS renewed the series for an eighth season, which is set to premiere on October 2, 2016.
NCIS: Los Angeles follows a fictional team of Naval Criminal Investigative Service Special Projects (OSP) operatives based in a California field office in Los Angeles. The OSP is led by Special Agent G. Callen (Chris O'Donnell), and is initially composed of Special Agent Kensi Blye (Daniela Ruah), the daughter of a Marine and a hand-to-hand combat specialist, rookie agent Dominic Vail (Adam Jamal Craig, season one), a technical whiz, and Special Agent Sam Hanna (LL Cool J), a Navy SEAL and G's partner. In season two, the team is joined by Detective Marty Deeks (Eric Christian Olsen), an LAPD liaison officer. The team is assisted by Eric Beale (Barrett Foa), a technical analyst, Intelligence Analyst Nell Jones (Renee Felice Smith, season two onwards), and Operational Psychologist Nate Getz (Peter Cambor, season one). Like their field counterparts, Nell, Eric, and Nate work under the watchful eye of Ops Manager Henrietta Lange (Linda Hunt), and Assistant Director Owen Granger (Miguel Ferrer, season five onwards).