Season 0 of NCIS: Los Angeles premiered on May 21, 2023.

Season 1 of NCIS: Los Angeles premiered on September 22, 2009.

Season 2 of NCIS: Los Angeles premiered on September 21, 2010.

Season 3 of NCIS: Los Angeles premiered on September 20, 2011.

Season 4 of NCIS: Los Angeles premiered on September 25, 2012.

Season 5 of NCIS: Los Angeles premiered on September 24, 2013.

Season 6 of NCIS: Los Angeles premiered on September 29, 2014.

Callen and Sam are trapped in an armed submarine that terrorists have aimed to hit an aircraft carrier in San Diego. Meanwhile, Hetty defies orders and forgoes her trip to Washington, as the team tries to locate and save Callen and Sam and prevent the terrorist attack.

Season 7 of NCIS: Los Angeles premiered on September 21, 2015.

Season 8 of NCIS: Los Angeles premiered on September 25, 2016.

Season 9 of NCIS: Los Angeles premiered on October 1, 2017.

Season 10 of NCIS: Los Angeles premiered on September 30, 2018.

Season 11 of NCIS: Los Angeles premiered on September 29, 2019.

Season 12 of NCIS: Los Angeles premiered on November 8, 2020.

Season 13 of NCIS: Los Angeles premiered on October 10, 2021.

Season 14 of NCIS: Los Angeles premiered on October 9, 2022.