Season 20

October 10, 2022

Agent Knight's past resurfaces when her ex-boyfriend, a National Parks Service agent, teams up with NCIS to investigate a campsite murder.

October 17, 2022

Agent Parker steps up to protect Director Vance after a terrifying home invasion.

October 24, 2022

When an NCIS agent turns up dead and Kasie goes unaccounted for, the team must work quickly to find the killer.

November 14, 2022

NCIS must investigate the Secretary of the Navy when her husband claims she tried to murder him.

November 21, 2022

After an unknown shooter causes chaos at an annual Thanksgiving 5K, time is of the essence for the NCIS team to find the culprit.

December 5, 2022

NCIS investigates the death of a college student who was killed while running across the street and had connections to McGee’s wife, Delilah.

January 9, 2023

NCIS agents from Washington, D.C., Los Angeles and Hawai’i, all in D.C. to attend the retirement party of a beloved Federal Law Enforcement Training Center (FLETC) professor, find themselves jointly investigating his shocking suicide. The crossover continues on NCIS: Hawai'i S02E10 Deep Fake (II) and NCIS: Los Angeles S14E10 A Long Time Coming (III).

January 16, 2023

Parker discovers he's a victim of identity theft while investigating the unusual murder of a Navy ensign.

January 23, 2023

When an old pal of Torres’ comes to him, disheveled and bloodied for guidance amidst an undercover FBI operation and then disappears, NCIS helps track him down.

February 6, 2023

In preparation for a role, a world-renowned actress shadows the NCIS team as they investigate a decapitation case.

February 13, 2023

Parker grapples with his emotions when a conman from his past turns up as a prime suspect in the murder of a Navy officer transporting millions of dollars’ worth of opioids.

February 27, 2023

NCIS investigates the death of a ride-share driver who was found after a car accident.

March 13, 2023

The NCIS team jumps into motion to investigate who is responsible for a potential bioterror attack at a strip mall parking garage.

March 20, 2023

NCIS works to solve the murder of a Marine private who appears to have been killed for helping an Afghan refugee.

April 10, 2023

The NCIS team digs deep to investigate a Navy Lieutenant who’s accused of trying to murder her husband but has no memory of the attack.

May 1, 2023

Agent Knight goes viral for saving a mother and child from a potentially fatal car accident.

May 8, 2023

NCIS works to solve the murder of a senator’s daughter who has a rebellious reputation and large online following.

May 15, 2023

When a suspicious murder occurs in the classified section of the National Archive, NCIS must investigate a string of Russian spy encounters that may be linked to the crime.

May 22, 2023

Agent Torres finds himself in prison as the team tries to stop an impending terror attack on U.S. soil.