The tenth season of NCIS: Los Angeles was ordered on April 18, 2018, and premiered on September 30, 2018 on CBS for the 2018–19 television season. The series will continue to air at Sunday at 9:00 p.m. (ET) and will contain 24 episodes.
Set in Wales, Death Valley follows the unlikely crime-solving partnership between eccentric national treasure John Chapel (Spall), a retired actor and star of hit fictional detective TV show Caesar, and disarming detective sergeant Janie Mallowan (Keyworth). Thrown together by the murder of John’s neighbor, John and Janie are an odd, yet hilarious duo with opposing instincts, a...