| NCIS: Los Angeles | |
|---|---|
| Season 2 | |
 Season 2 U.S. DVD cover | |
| Starring | |
| No. of episodes | 24 |
| Release | |
| Original network | CBS |
| Original release | September 21, 2010 – May 17, 2011 |
| Season chronology | |
The second season of NCIS: Los Angeles an American police procedural drama television series originally aired on CBS from September 21, 2010, through May 17, 2011. The season was produced by Shane Brennan Productions and CBS Television Studios, with Shane Brennan as showrunner and executive producer. The season continues to follow the stories of the members of the Office of Special Projects, an undercover division of the Naval Criminal Investigative Service (NCIS).
The season features a major cast change: Eric Christian Olsen joins the cast, reprising his role as Marty Deeks from season one. Renée Felice Smith joins the team in episode 4 in a recurring capacity, and is promoted to a starring role in the eleventh episode. Peter Cambor is no longer a series regular, and is credited as a special guest star in the 4 episodes he appears.