Original air date: 11/08/2020 Runtime: 42:49 min. When a Russian bomber goes missing while flying over U.S. soil, Callen and Sam must track it down in the desert and secure its weapons and intel before the Russians on board destroy the plane. Also, Hetty gives Nell a cryptic assignment.
Original air date: 11/22/2020 Runtime: 40:09 min. When Nell sends Sam to meet an informant who plans to blow the whistle on a military secret, Hanna's life is in danger when the man tries to run him down and kill him. Also, Kensi and Deeks debate whether or not to buy their first house.
Original air date: 12/13/2020 Runtime: 42:45 min. Before Christmas, Hetty assigns Callen the case of his former foster brother and his wife who, upon reentry into the U.S., are framed for smuggling drugs across the border in her oxygen tanks. Also, Deeks is struggling with losing his job at NCIS.
Original air date: 01/03/2021 Runtime: 43:02 min. The NCIS team's murder investigation of a man who sold military information leads to the abduction of a doctor whose cutting edge neurotechnology could be developed into advanced weaponry. Also, team members are interviewed by FLETC to see if Deeks would make a good NCIS agent, and Callen tries to have an important talk with Arkady.
Original air date: 01/10/2021 Runtime: 42:26 min. When NCIS investigates the murder of a man about to reveal the source of a massive counterfeiting operation, an old acquaintance becomes their prime suspect and reveals the true reason for her return. Also, Deeks struggles during training to become an official NCIS agent.
Original air date: 01/17/2021 Runtime: 42:48 min. While NCIS must track down an organized crime leader who is trying to buy stolen defense technology, Callen goes to Anna to ask the ultimate question. Also, Deeks is kicked out of NCIS training only to find that Hetty has a life-changing surprise for him.
Original air date: 02/21/2021 Runtime: 43:04 min. When Callen goes to the National Counterterrorism Center on the pretext of interrogating a Russian asset from the crashed plane case he investigated months earlier, the tables are turned and he is detained, accused of being a Russian agent.
Original air date: 05/02/2021 Runtime: 42:58 min. NCIS obtains a hard drive containing a realistic deep fake video of a deceased terrorist and must retrieve the dangerous technology behind it. However, when the team's comms are highjacked during their mission, they find that one of their own has been a victim of its potential.
Original air date: 05/09/2021 Runtime: 42:55 min. When military grade technology is stolen, a deaf engineer, Sienna Marchione (Raquel McPeek Rodriguez), who always wanted to serve her country, and the only member of her team to survive the theft, helps Kensi and NCIS track down the tech before it's taken out of the country.
Original air date: 05/16/2021 Runtime: 43:00 min. When a Naval Intelligence Officer is tortured and murdered, NCIS must work with Joelle (Elizabeth Boush), who informs them that other CIA operatives are being killed in the same way. Also, Kensi receives a threatening postcard from David Kessler (Frank Military), the sociopath who is obsessed with her.
Original air date: 05/23/2021 Runtime: 43:07 min. Deeks is kidnapped by an associate of Kirkin’s (Ravil Isyanov) in need of his help and NCIS investigates the shooting of a militarized dolphin equipped with a Russian microchip. Also, Beale makes Nell an interesting offer and Hetty returns.
Original air date: 11/01/2020 Runtime: 3:52 min. Which NCIS: Los Angeles star could take down a suspect in a foot chase? Who's most likely to have a secret hideaway? We asked the team to weigh in on some cast superlatives! Watch the Season 12 premiere of NCIS: Los Angeles on Sunday, Nov. 8 at 8:30 PM ET / 8:00 PM PT on CBS and CBS All Access.