NCIS Season 18

NCIS Season 18 premiered on November 17, 2020 and concluded on May 25, 2021.
== Cast ==
Name 	Portrayed by 	Role
Leroy Jethro Gibbs	Mark Harmon 	NCIS Special Agent in Charge. Is later suspended during "Watchdog".
Timothy McGee 	Sean Murray 	NCIS Senior Special Agent.
Nicholas Torres 	Wilmer Valderrama 	NCIS Special Agent.
Eleanor Bishop 	Emily Wickersham 	NCIS Special Agent. Left after the finale episode, "Rule 91".
Jacqueline Sloane 	Maria Bello (episode 1–8 only)	NCIS Forensic Psychologist. Left after "True Believer".
James Palmer 	Brian Dietzen 	NCIS Chief Medical Examiner.
Kasie Hines 	Diona Reasonover 	NCIS Forensic Scientist.
Leon Vance 	Rocky Carroll 	NCIS Director.
Donald Mallard 	David McCallum 	NCIS Historian and Archivist
==Cast Notes==
Maria Bello departed the NCIS series after her final appearance which came in the NCIS Season 18 episode, "True Believer" with her character, Jack Sloane being written off as staying behind in Afghanistan while Emily Wickersham left the NCIS series after the NCIS Season 18 finale episode, "Rule 91" when her character, Bishop was revealed to have disgraced her reputation as an NCIS agent in order to leave the team and go on a long-term assignment with CIA officer, Odette Malone.
==Trivia==
*This season marks the final appearance of both Maria Bello (Jacqueline Sloane) and Emily Wickersham (Eleanor Bishop) with Bello leaving NCIS after "True Believer" and Wickersham departing after the NCIS Season 18 finale episode, "Rule 91".
*First season to feature Katrina Law as Jessica Knight; she first appeared in the last two episodes of this season; "Blown Away" and "Rule 91". She would later become a main cast member starting the next season.
*Until Season 21 (which is scheduled to have only 10 episodes), this was the shortest season in the history of the NCIS series, airing only sixteen episodes, surpassing Season 5 which aired nineteen episodes.
*NCIS Season 18 aired alongside NCIS: Los Angeles Season 12 and NCIS: New Orleans Season 7 which was also the final season for the entire NCIS: New Orleans series.
==Episodes==
Episode Number	Episode Number	Production	Title 	Airdate 	Summary
Series 	Season 	Code 	Title 	Airdate 	Summary
399 	1 	1801 	Sturgeon Season (episode) 	November 17, 2020	Gibbs and Fornell attempt to track down the leader of a drug ring who supplied drugs to Fornell's daughter. Also, the team deals with the case of a missing cadaver from the NCIS autopsy room.
400 	2 	1802 	Everything Starts Somewhere (episode)	November 24, 2020	Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and his introduction to young, new-to-America Ducky.
401 	3 	1803 	Blood and Treasure (episode) 	December 8, 2020 	The discovery of two dead bodies in a forest leads the team into the wild world of modern-day treasure hunting, and Gibbs and Fornell get deeper into their search for the opioid kingpin.
402 	4 	1804 	Sunburn (episode) 	January 19, 2021 	McGee and Delilah's Bahamian vacation turns into a high-stakes mission when a case NCIS is tracking of a dead escape room manager has ties to the island. Also, Gibbs fears the worst when his search for Fornell leads to blood.
403 	5 	1805 	Head of the Snake (NCIS episode) 	January 19, 2021 	Gibbs and Fornell's crusade to find the head of the drug ring responsible for Emily's overdose comes to a climax. Also, Gibbs and Vance finally let the team in on a case that has dangerous implications.
404 	6 	1806 	1mm (episode) 	January 26, 2021 	Following a tip about smuggled weapons, Bishop and Torres engage in a shootout in a former sheriff's residence that's now a historical site, only to find themselves locked in abandoned jail cells there.
405 	7 	1807 	The First Day (episode) 	February 9, 2021 	The team investigates the murder of a Navy officer who was killed while driving home a recently released inmate. Also, Gibbs helps Palmer deal with a personal trauma.
406 	8 	1808 	True Believer (episode) 	March 2, 2021 	When Sloane's name is discovered in Afghanistan at the site of an abandoned bus with a dead driver, Gibbs accompanies her on a trip to find a group of girls who were kidnapped from the bus. Also, McGee, Bishop and Torres track down a hacker who emailed compromising information to the Taliban.
407 	9 	1809 	Winter Chill (episode) 	March 9, 2021 	The team dives into the competitive world of food trucks after finding a man frozen to death in the back of one.
408 	10 	1810 	Watchdog (episode) 	March 16, 2021 	The team uncovers a secret dogfighting ring, which leads to an unexpected move by one of the team members.
409 	11 	1811 	Gut Punch (episode) 	April 6, 2021 	Vance assigns McGee, Torres and Bishop to COVID compliance duty at a foreign affairs summit, where they discover a link to another NCIS team's murder case.
410 	12 	1812 	Sangre (episode) 	April 27, 2021 	Evidence from the stabbing of a Marine Sergeant leads Torres to meet his father, who left when he was a child.
411 	13 	1813 	Misconduct (episode) 	May 4, 2021 	While the team investigates a biker killed in a hit and run, Gibbs prepares to testify against a financial advisor who stole millions from his Navy clients.
412 	14 	1814 	Unseen Improvements (episode) 	May 11, 2021 	The team tracks a stolen laptop to the uncle of a young boy who is Gibbs' former neighbor.
413 	15 	1815 	Blown Away (episode) 	May 18, 2021 	When members of an NCIS Regional Enforcement Action Capabilities Training Team (REACT) are killed during an explosion, Special Agent Jessica McKnight, the lone surviving member, helps crack the case using high tech body armor.
414 	16 	1816 	Rule 91 (episode) 	May 25, 2021 	While pursuing a dangerous arms dealer, the team is shocked when Bishop is implicated in an old NSA leak. Also, Gibbs and Marcie realize the killer they've been tracking may be onto them.
==Description==
From the Region 2 DVD- Every threat is worth the risk- A shocking start to Season 18 of NCIS launches the team into a year like no other. The action begins with a bang and spools up from there. Answering the mystery of where Gibbs disappeared last season, we follow him through his secret mission. But global threats never stop as the rest of the team brave new dangers and higher risks. In the landmark 400th episode, we delve into Gibbs's first day at NCIS with his future colleague, Ducky... and the rest is history. Follow up the season with an in-depth look at NCIS with a range of exclusive special features- 2 featurettes plus cast and crew commentaries on select episodes!
Category:NCIS Seasons