NCIS (TV series)

*NCIS*
NCIS
Genre	Action; Drama; Police procedural;
Created by	Donald P. Bellisario; Don McGill;
Starring	Mark Harmon; Sasha Alexander; Michael Weatherly; Pauley Perrette; David McCallum; Sean Murray; Cote de Pablo; Lauren Holly; Wilmer Valderrama; Jennifer Esposito; Maria Bello; Rocky Carroll; Brian Dietzen; Emily Wickersham; Duane Henry; Diona Reasonover; Katrina Law; Gary Cole;
Theme music composer	Numeriklab
Opening theme	"NCIS Theme"
Ending theme	"NCIS Theme"
Composers	Joseph Conlan; Brian Kirk;
Country of origin	United States
Original language	English
No. of seasons	23
No. of episodes	496 (list of episodes)
Production
Executive producers	Donald P. Bellisario; Steven D. Binder; Shane Brennan (2007–15); Frank Cardea; Gary Glasberg (2009–16); Chas. Floyd Johnson; George Schenck (2011–18); Mark Harmon; Mark Horowitz;
Producers	David Bellisario; Avery C. Drewe;
Cinematography	Billy Webb
Running time	39–44 minutes
Production companies	Belisarius Productions; Paramount Network Television (2003–06); CBS Paramount Network Television (2006–09); CBS Television Studios (2009–present);
Original release
Network	CBS
Release	September 23, 2003 –; present
Related
	JAG; NCIS: Los Angeles; NCIS: New Orleans;

NCIS (also called NCIS: Naval Criminal Investigative Service) is a crime-drama television series on CBS. It is about a team of special agents from the Naval Criminal Investigative Service in Washington, D.C. Their job is to investigate crimes involving the US Navy and Marine Corps. The series is a spin-off from JAG and has its own spin-offs called NCIS: Los Angeles, NCIS: New Orleans, NCIS: Hawaii, NCIS: Sydney and NCIS:Origins.

On April 9, 2024, CBS renewed the series for a 22nd season, which premiered on October 14, 2024. On February 20, 2025, CBS renewed the series again for a 23rd season.^[1]

Cast and characters

Mark Harmon stars as Leroy Jethro Gibbs.

Mark Harmon as NCIS Supervisory Special Agent and Special Agent in Charge Leroy Jethro Gibbs (seasons 1–19)
Sasha Alexander as NCIS Special Agent Caitlin Todd (main role: seasons 1–2; guest: seasons 3 and 9)
Michael Weatherly as NCIS Senior Field Agent Anthony DiNozzo (main: seasons 1–13; guest: season 21)
Pauley Perrette as NCIS Forensic Specialist Abby Sciuto (seasons 1–15)
David McCallum as Dr. Donald "Ducky" Mallard (seasons 1–20; credit only: season 21)
Sean Murray as NCIS Senior Field Agent Timothy McGee (recurring role: season 1, main: season 2–present)
Cote de Pablo as NCIS Special Agent Ziva David (main: seasons 3–11; guest: seasons 3 & 16; recurring: season 17)
Lauren Holly as NCIS Director Jenny Shepard (recurring: season 3; main: seasons 3–5)
Rocky Carroll as NCIS Director Leon Vance (recurring: season 5; main: season 6–present)
Brian Dietzen as Dr. Jimmy Palmer (recurring: seasons 1–5, also starring: seasons 6–9, main: season 10–present)
Emily Wickersham as NCIS Special Agent Eleanor Bishop (guest: season 11; main: seasons 11–18)
Wilmer Valderrama as NCIS Special Agent Nicholas Torres (season 14–present)
Jennifer Esposito as NCIS Special Agent Alexandra Quinn (season 14)
Duane Henry as NCIS International Desk Agent Clayton Reeves (guest: season 13; main: seasons 14–15)
Maria Bello as NCIS Special Agent and Psychologist Dr. Jacqueline Sloane (seasons 15–18)
Diona Reasonover as NCIS Forensic Specialist Kasie Hines (recurring: season 15; main: season 16–present)
Katrina Law as NCIS Special Agent Jessica Knight (guest: season 18; main: season 19–present)
Gary Cole as NCIS Supervisory Special Agent Alden Parker (guest: season 19; season 19–present)

Episodes

Series overview

Season	Episodes	Originally aired		Rank	Rating
Season	Episodes	First aired	Last aired	Rank	Rating
Intro	2	April 22, 2003 (2003-04-22)	April 29, 2003 (2003-04-29)	—N/a	—N/a
1	23	September 23, 2003 (2003-09-23)	May 25, 2004 (2004-05-25)	23	7.8
2	23	September 28, 2004 (2004-09-28)	May 24, 2005 (2005-05-24)	22	8.8
3	24	September 20, 2005 (2005-09-20)	May 16, 2006 (2006-05-16)	12	9.8
4	24	September 19, 2006 (2006-09-19)	May 22, 2007 (2007-05-22)	15	9.0
5	19	September 25, 2007 (2007-09-25)	May 20, 2008 (2008-05-20)	11	9.2
6	25	September 23, 2008 (2008-09-23)	May 19, 2009 (2009-05-19)	5	10.9
7	24	September 22, 2009 (2009-09-22)	May 25, 2010 (2010-05-25)	4	11.5
8	24	September 21, 2010 (2010-09-21)	May 17, 2011 (2011-05-17)	5	11.8
9	24	September 20, 2011 (2011-09-20)	May 15, 2012 (2012-05-15)	2	12.3
10	24	September 25, 2012 (2012-09-25)	May 14, 2013 (2013-05-14)	1	13.5
11	24	September 24, 2013 (2013-09-24)	May 13, 2014 (2014-05-13)	1	12.6
12	24	September 23, 2014 (2014-09-23)	May 12, 2015 (2015-05-12)	2	11.6
13	24	September 22, 2015 (2015-09-22)	May 17, 2016 (2016-05-17)	1	12.8
14	24	September 20, 2016 (2016-09-20)	May 16, 2017 (2017-05-16)	2	11.4
15	24	September 26, 2017 (2017-09-26)	May 22, 2018 (2018-05-22)	2	10.3
16	24	September 25, 2018 (2018-09-25)	May 21, 2019 (2019-05-21)	3	9.6
17	20	September 24, 2019 (2019-09-24)	April 14, 2020 (2020-04-14)	3	10.1
18	16	November 17, 2020 (2020-11-17)	May 25, 2021 (2021-05-25)	4	10.3
19	21	September 20, 2021 (2021-09-20)	May 23, 2022 (2022-05-23)	4	11.9
20	22	September 19, 2022 (2022-09-19)	May 22, 2023 (2023-05-22)	3	12.7
21	10	February 12, 2024 (2024-02-12)	May 6, 2024 (2024-05-06)	TBA	TBA
22	TBA	October 14, 2024 (2024-10-14)	TBA	TBA	TBA

References

↑ Luther, Rebecca (2025-02-20). "CBS Renews Ghosts, NCIS: Origins and 7 Other Shows — Which Series Are Still in Limbo?". TVLine. Retrieved 2025-05-02.

Other websites

Official NCIS homepage at CBS
NCIS on IMDb
Website - NCIS: The Official TV Soundtrack Archived 2008-12-19 at the Wayback Machine
NCIS Archived 2010-01-09 at the Wayback Machine at Yahoo! TV
NCIS at AllMovie
NCIS at TV.com

This short article about television can be made longer. You can help Wikipedia by adding to it.

[1] Luther, Rebecca (2025-02-20). "CBS Renews Ghosts, NCIS: Origins and 7 Other Shows — Which Series Are Still in Limbo?". TVLine. Retrieved 2025-05-02.

[1]