NCIS: Los Angeles season 4

The fourth season of NCIS: Los Angeles an American police procedural drama television series originally aired on CBS from September 25, 2012, to May 14, 2013. The season was produced by Shane Brennan Productions and CBS Television Studios, with Shane Brennan as showrunner and executive producer. The episodes, "Red" and "Red-2" were intended to be a backdoor pilot for a purposed series titled NCIS: Red associated with the NCIS franchise. However, NCIS: Red was not picked up to series by CBS on May 15, 2013.