NCIS Season 21

NCIS Season 21 is the 21st season of NCIS. One of the earliest shows to resume production after the 2023 Hollywood strikes https://deadline.com/2023/09/greys-anatomy-9-1-1-ncis-abbott-elementary-yellowjackets-back-to-work-writers-rooms-open-1235558737/ , it premiered on February 12, 2024 on CBS and concluded on May 6, 2024.
==Cast==
Name 	Portrayed by 	Role
Timothy McGee 	Sean Murray 	NCIS Senior Special Agent.
Nicholas Torres 	Wilmer Valderrama	NCIS Special Agent.
Jessica Knight 	Katrina Law 	NCIS Special Agent.
James Palmer 	Brian Dietzen 	NCIS's Chief Medical Examiner.
Kasie Hines 	Diona Reasonover 	NCIS's Chief Forensic Scientist.
Donald Mallard(credit only for episodes 1–2; stand-in: episode 2)	David McCallum 	NCIS Historian. Deceased as of "The Stories We Leave Behind"
Leon Vance 	Rocky Carroll 	NCIS Director.
Alden Parker 	Gary Cole 	NCIS Special Agent in Charge.
==Cast Notes==
David McCallum (Ducky Mallard) died in September 25, 2023, around two months before this season started filming and five months before this season would premiere. He is only credited for the first two episodes of the season. The second episode of this season served as a tribute episode dedicating to McCallum/Ducky. https://tvline.com/news/ncis-address-david-mccallum-death-season-21-1235101221/
Former series regular, Michael Weatherly who portrayed Anthony DiNozzo for the first thirteen seasons returned during the second episode of the season.
==Trivia== 
*This is the first season to not feature David McCallum as Ducky due to his death on September 25, 2023.
** First season to not feature McCallum on the promotional artworks.
** Although McCallum is posthumously credited in the first two episodes ("Algun Dia" and "The Stories We Leave Behind"), starting "Lifeline", this is the first season to not feature him in the opening credits.
*This is the first season to not feature Dale Sawyer since his introduction in NCIS Season 18.
*This is NCIS's longest hiatus gap between the season finale and the subsequent season premiere as S20 finale and S21 premiere had a nine month long gap, longer than the hiatus gap between S17 finale and S18 premiere (seven months).
*Due to the 2023 Hollywood strikes, this season has only 10 episodes, making it the shortest season in the series. The eighteenth season, which had 16 episodes, previously held that distinction.
* On November 13, 2023, TVLine revealed that NCIS Season 21 and NCIS: Hawaii Season 3 would premiere on February 12, 2024, NCIS airing at 9pm and NCIS: Hawaii airing at 10pm.
*First season to air without NCIS: Los Angeles since Season 7(first season alongside NCIS: Los Angeles) as it ended in May 2023.
*This season aired alongside NCIS: Hawaii Season 3 and after NCIS: Sydney Season 1.
*During an interview at the Golden Globes, Wilmer Valderrama (Nicholas Torres) revealed that NCIS Season 21 has ten episodes and unlike other seasons where episodes were standalones, the ten episodes would be all connected.
==Episodes==
Episode Number	Episode Number	Production	Title 	Airdate 	Summary
Series 	Season 	Code 	Title 	Airdate 	Summary
458 	1 	2101 	Algún Día (episode) 	February 12, 2024	The NCIS team must help Torres when he puts his future at stake by confronting the man who tormented his family when he was a child.
459 	2 	2102 	The Stories We Leave Behind (episode)	February 19, 2024	As NCIS mourns the loss of Ducky, the agents find comfort in working on one of his unfinished cases involving a young woman whose father was dishonorably discharged from the Marines.
460 	3 	2103 	Lifeline (NCIS episode) 	February 26, 2024	When the NCIS team engages in Walk-a-Mile day to gain a new perspectives on different departments, things take a turn when Kasie receives a distress call from a mysterious man.
461 	4 	2104 	Left Unsaid (episode) 	March 4, 2024 	When an officer goes missing during his wedding proposal, the NCIS team against time to find him before it's too late.
462 	5 	2105 	The Plan (episode) 	March 25, 2024 	With the help of Knight's father, NCIS works to unravel the mystery of a recently used service weapon belonging to a missing agent while McGee is in a tailspin when DNA results reveal a close relative he was unaware of.
463 	6 	2106 	Strange Invaders (episode) 	April 1, 2024 	After discovering a navy pilot's body riddled with unusual wounds, NCIS' investigation draws the team into the rabbit hole of UFO conspiracy theories.
464 	7 	2107 	A Thousand Yards (episode) 	April 15, 2024 	NCIS comes under attack by a mysterious enemy from the past. Also, Vance tries to mend fences with his estranged son by explaining why, despite the ongoing dangers of his job, he still chooses to stay at NCIS.
465 	8 	2108 	Heartless (episode) 	April 22, 2024 	The NCIS team looks for a motive behind the kidnapping and death of a famous heart surgeon.
466 	9 	2109 	Prime Cut (episode) 	April 29, 2024 	After discovering the remains of a Marine captain, the NCIS team travels to Texas to interrogate the suspected killer.
467 	10 	2110 	Reef Madness (episode) 	May 6, 2024 	Parker and Knight discover three bodies on an old Navy ship that’s about to be sunk and turned into an artificial reef, when they’re suddenly locked inside by a mysterious figure. Also, Vance offers Knight a unique opportunity
==Description==
*In Season 21 of NCIS, Supervisory Special Agent Alden Parker (Gary Cole) returns to lead the team and they continue to investigate complex and exciting new cases, including the murder of a Marine Captain, the kidnapping and death of a famous heart surgeon, and a case that draws the team into the rabbit hole of UFO conspiracy theories. This 3-Disc DVD collection features every thrilling episode, along with exclusive special features, including a touching tribute to David McCallum, audio commentary and more!
==Special Features==
*Farewell, Ducky: Celebrating David McCallum.
*Ruah's Rules: Directing NCIS and NCIS: Hawai'i.
*Audio Commentary on Select Episode.
*21 Seasons and Counting: An Inside Look at NCIS Season 21.
*NCIS in Action: Behind the Stunts.
Category:NCIS Seasons