List of NCIS cast members

Last updated July 03, 2025

Below is a list of actors and actresses that are part of the cast of the American police procedural drama television series NCIS .

Cast members

This table lists characters who have appeared in two, or more, episodes (excluding flashbacks) and the cast members who have portrayed them.

Character	Portrayed by	Season
Character	Portrayed by	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22
Main cast
Leroy Jethro Gibbs	Mark Harmon	Main																			Does not appear
Leroy Jethro Gibbs	Sean Harmon (young) Micah Owens (young)^[a]	Does not appear					R				Does not appear	R	Does not appear						R	Does not appear
Caitlin Todd	Sasha Alexander	Main		R	Does not appear				G^[b]		Does not appear		G^[b]	Does not appear
Anthony DiNozzo	Michael Weatherly	Main													Does not appear							G	Does not appear
Abby Sciuto	Pauley Perrette	Main															Does not appear
Donald "Ducky" Mallard	David McCallum	Main																				Does not appear
Donald "Ducky" Mallard	Adam Campbell (young)	Does not appear											Main			Does not appear			Main	Does not appear
Timothy McGee	Sean Murray	R	Main
Ziva David	Cote de Pablo Gabi Coccio (young)	Does not appear		Main									Does not appear				G	R	Does not appear
Jenny Shepard	Lauren Holly	Does not appear		Main			Does not appear			G^[c]	Does not appear		G^[c]	Does not appear
Leon Vance	Rocky Carroll	Does not appear				R	Main
Jimmy Palmer	Brian Dietzen	R^[d]									Main
Ellie Bishop	Emily Wickersham	Does not appear										Main								Does not appear
Nick Torres	Wilmer Valderrama	Does not appear													Main
Alex Quinn	Jennifer Esposito	Does not appear													Main	Does not appear
Clayton Reeves	Duane Henry	Does not appear												R	Main		Does not appear
Jack Sloane	Maria Bello	Does not appear														Main				Does not appear
Kasie Hines	Diona Reasonover	Does not appear														R	Main
Jessica Knight	Katrina Law	Does not appear																	R	Main
Alden Parker	Gary Cole	Does not appear																		Main
Family
Victoria Mallard	Nina Foch ^[e] Caroline Lagerfelt ^[f]	Does not appear	R		Does not appear										R	Does not appear
Sarah McGee	Troian Bellisario	Does not appear	R	Does not appear	R	Does not appear
Kelly Gibbs	Mary Mouser ^[g] Brenna Radding^[h] Sam Schuder^[i] Mila Brener^[j]	Does not appear		R		R	Does not appear			R	Does not appear			R	Does not appear
Shannon Gibbs	Darby Stanchfield Aviva (young)	Does not appear		R	Does not appear	R			Does not appear	R	Does not appear
Diane Sterling	Heather Scobie^[k] Melinda McGraw	Does not appear			R	Does not appear				R				Does not appear			R	Does not appear
Eli David	Michael Nouri Ben Morrison (young)	Does not appear					R			Does not appear	R	Does not appear
Jackson Gibbs	Ralph Waite Rob Notron (young)	Does not appear					R						Does not appear
Jackie Vance	Paula Newsome	Does not appear					R		Does not appear	R		Does not appear
Jared Vance	Khamani Griffin^[l] Akinsola Aribo	Does not appear					R	Does not appear		R			Does not appear
Kayla Vance	China Anne McClain^[m] Kiara Muhammad ^[n] Naomi Grace	Does not appear					R	Does not appear		R				Does not appear		R		Does not appear		R		Does not appear
Anthony DiNozzo Sr.	Robert Wagner	Does not appear						R										Does not appear
Breena Slater	Michelle Pierce	Does not appear						R	Does not appear	R	Does not appear	R		Does not appear						R	Does not appear
Rachel Cranston	Wendy Makkena	Does not appear							R		Does not appear	R	Does not appear
Kyle Davis	Daniel Louis Rivas	Does not appear								R		Does not appear
Jake Malloy	Jamie Bamber	Does not appear											R		Does not appear
NCIS and Navy employees
Tom Morrow	Alan Dale	R			Does not appear						R				Does not appear
Gerald Jackson	Pancho Demmings	R	Does not appear	R	Does not appear
Bud Roberts	Patrick Labyorteaux	R	Does not appear												R		Does not appear
Stan Burley	Joel Gretsch	R	Does not appear							R		Does not appear		R	Does not appear
Paula Cassidy	Jessica Steen	R				Does not appear							R	Does not appear
Chris Pacci	Tim Kelleher	R	Does not appear						R		Does not appear		R	Does not appear
Cassie Yates	Tamara Taylor	Does not appear	R		Does not appear
Charles Sterling	Michael Bellisario	Does not appear		R	Does not appear
Cynthia Sumner	Stephanie Mello	Does not appear		R		Does not appear
Mike Franks	Muse Watson	Does not appear		R											Does not appear	R	Does not appear
Michelle Lee	Liza Lapira	Does not appear			R	Does not appear	R	Does not appear
Nikki Jardine	Susan Kelechi Watson	Does not appear				R	Does not appear
Brent Langer	Jonathan LaPaglia	Does not appear				R		Does not appear
Chad Dunham	Todd Lowe	Does not appear					R	Does not appear
Phillip Davenport	Jude Ciccolella	Does not appear					R	Does not appear	R	Does not appear
G. Callen	Chris O'Donnell	Does not appear					G	Does not appear													G	Does not appear
Sam Hanna	LL Cool J	Does not appear					G	Does not appear													G	Does not appear	G
Daniela Ruah	Kensi Blye	Does not appear					G	Does not appear														G	Does not appear
Susan Grady	Jackie Geary	Does not appear						R		Does not appear		R	Does not appear
Riley McCallister	Michael O'Neill	Does not appear							R		Does not appear
E.J. Barrett	Sarah Jane Morris	Does not appear							R		Does not appear
Simon Cade	Matt Willig	Does not appear							R		Does not appear
Gayne Levin	Alimi Ballard	Does not appear							R	Does not appear
Clayton Jarvis	Matt Craven	Does not appear							R			Does not appear
Ned Dorneget	Matt Jones	Does not appear								R		Does not appear	R	Does not appear
Jerome Craig	Greg Germann	Does not appear									R	Does not appear
Sarah Porter	Leslie Hope	Does not appear										R			Does not appear
Tony Francis	Tony Gonzalez	Does not appear											R	Does not appear	R	Does not appear
Qasim Naasir	Rafi Silver	Does not appear											R	Does not appear	R	Does not appear
Other agencies
Tobias Fornell	Joe Spano	R																Does not appear	R				Does not appear
Faith Coleman	Alicia Coppola	R		Does not appear
Ron Sacks	Don Franklin	Does not appear		R		Does not appear
Hollis Mann	Susanna Thompson	Does not appear			R		Does not appear					R		Does not appear
Trent Kort	David Dayan Fisher	Does not appear			R			Does not appear	R	Does not appear				R	Does not appear
Michael Rivkin	Merik Tadros	Does not appear					R	Does not appear
Amit Hadar	Arnold Vosloo	Does not appear					R	Does not appear	R	Does not appear
Danny Sportelli	Jack Conley	Does not appear						R	Does not appear	R	Does not appear					R	Does not appear
Abigail Borin	Diane Neal	Does not appear						R						Does not appear
Malachi Ben-Gidon	TJ Ramini	Does not appear						R		Does not appear
Ray Cruz	Enrique Murciano	Does not appear							R		Does not appear
Samantha Ryan	Jamie Lee Curtis	Does not appear								R	Does not appear
Delilah Fielding	Margo Harshman	Does not appear										R						Does not appear	R				Does not appear
Zoe Keats	Marisol Nichols	Does not appear											R	Does not appear
Antagonists
Ari Haswari	Rudolf Martin	R			Does not appear					R	Does not appear
Mamoun Sharif	Enzo Cilenti	Does not appear			R	Does not appear
René Benoit ("La Grenouille")	Armand Assante	Does not appear			R		Does not appear
Saleem Ulman	Omid Abtahi	Does not appear					R		Does not appear
Alejandro Rivera	Marco Sanchez	Does not appear						R		Does not appear		R	Does not appear			R	Does not appear
Paloma Reynosa	Jacqueline Obradors	Does not appear						R		Does not appear
Agah Bayar	Tamer Hassan	Does not appear							R		Does not appear		R	Does not appear
Jonas Cobb	Kerr Smith	Does not appear							R	Does not appear
Jonathan Cole	Scott Wolf	Does not appear								R	Does not appear
Sean Latham	Philip Casnoff	Does not appear								R	Does not appear
Harper Dearing	Richard Schiff	Does not appear								R		Does not appear
Ilan Bodnar	Oded Fehr	Does not appear									R	Does not appear
Paul Triff	French Stewart	Does not appear													R		Does not appear
Gabriel Hicks	Graham Hamilton	Does not appear														R	Does not appear
Other characters
Jeanne Benoit	Scottie Thompson	Does not appear			R		Does not appear							R	Does not appear
Emily Fornell	Payton Spencer^[o] Juliette Angelo	Does not appear			R	Does not appear						R				Does not appear	R	Does not appear	R	Does not appear
Damon Werth	Paul Telfer	Does not appear				R	Does not appear	R	Does not appear
Leyla Shakarji	Tehmina Sunny	Does not appear						R		Does not appear		R	Does not appear
Carol Wilson	Meredith Eaton	Does not appear						R	Does not appear	R	Does not appear	R	Does not appear							R	Does not appear		R
Margaret Allison Hart	Rena Sofer	Does not appear						R	Does not appear
Dr. Cyril Taft	Jon Cryer	Does not appear												R	Does not appear
Dr. Grace Confalone	Laura San Giacomo	Does not appear												R								Does not appear	R
Jessica Shaeffer	Hilary Ward	Does not appear														R	Does not appear
Phineas	Jack Fisher	Does not appear																R		Does not appear
Marcie Warren	Pam Dawber	Does not appear																	R		Does not appear

Crossovers

JAG

Mark Harmon, Michael Weatherly, David McCallum, and Pauley Perrette all appeared in two episodes of season eight of JAG that served as a backdoor pilot.
Patrick Labyorteaux appeared as his JAG character in three episodes of NCIS (one each in seasons 1, 14, and 15)
John M. Jackson appeared as his JAG character in one episode of season ten of NCIS.
Adam Baldwin appeared as his JAG character in one episode of season one of NCIS.
Alicia Coppola appeared as her JAG character in three episodes of NCIS (one in season one and two in season two).

NCIS: Los Angeles

Chris O'Donnell, Peter Cambor, Daniela Ruah, Barrett Foa, LL Cool J, and Brian Avers all appeared as their NCIS: Los Angeles characters in two episodes of NCIS' season six that served as a backdoor pilot.
Rocky Carroll appeared in ten episodes of NCIS: Los Angeles as his NCIS character (seven in season one, and one each in seasons two, three, and six).
Pauley Perrette appeared in two first-season episodes of LA.
David Dayan Fisher appeared in one first-season episode of LA
Michael Weatherly appeared in one seventh-season episode of LA
Kelly Hu appeared in one episode of the seventh season of NCIS as her LA character.

NCIS: New Orleans

Scott Bakula, Zoe McLellan, Lucas Black, and C. C. H. Pounder all appeared as their NCIS: New Orleans characters in two episodes of NCIS' season 11 that served as a backdoor pilot.
Actors who appeared on the first season of NCIS: New Orleans as their NCIS characters include Diane Neal (three), Rocky Carroll (three), Pauley Perrette (one), Meredith Eaton (one), Joe Spano (one), David McCallum (one), Michael Weatherly (one), and Mark Harmon (one).
Leslie Hope appeared in one second-season episode of NCIS: New Orleans as her NCIS character

Guest stars

Notes

↑ Season 11
1 2 Sasha Alexander reprised her role as Kate in an uncredited voice role in the season eight episode "A Man Walks Into a Bar...". Alexander did not appear in any new original material for the season nine episode "Life Before His Eyes" or the season twelve episode "The Lost Boys", only appearing using digitally manipulated CGI footage from the season two episode "SWAK" with the latter coming from the season one episode "Reveille".
1 2 Lauren Holly did not appear in any new original material for the season nine episode "Life Before His Eyes" as well as the season twelve episode "The Lost Boys", only appearing using digitally manipulated CGI footage from the season five episode "Judgement Day".
↑ Brian Dietzen was given guest star credits in seasons one through five, and "also starring" credits in seasons six through nine.^[1]
↑ Season 2 & 3
↑ Season 14
↑ Season 3 & 4
↑ Season 5
↑ Season 9
↑ Season 13
↑ Season 4
↑ Season 6
↑ Season 6
↑ Season 9 - 12
↑ Season 4

References

↑ Gonzalez, Sandra (June 19, 2012). "'NCIS' scoop: Brian Dietzen promoted to series regular – EXCLUSIVE". Entertainment Weekly. Retrieved June 22, 2012.

External links

Full episode cast of NCIS at the Internet Movie Database

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[1] Season 11

[Sasha_Alexander-2] 1 2 Sasha Alexander reprised her role as Kate in an uncredited voice role in the season eight episode "A Man Walks Into a Bar...". Alexander did not appear in any new original material for the season nine episode "Life Before His Eyes" or the season twelve episode "The Lost Boys", only appearing using digitally manipulated CGI footage from the season two episode "SWAK" with the latter coming from the season one episode "Reveille".

[Lauren_Holly-3] 1 2 Lauren Holly did not appear in any new original material for the season nine episode "Life Before His Eyes" as well as the season twelve episode "The Lost Boys", only appearing using digitally manipulated CGI footage from the season five episode "Judgement Day".

[Brian_Dietzen-5] Brian Dietzen was given guest star credits in seasons one through five, and "also starring" credits in seasons six through nine.^[1]

[6] Season 2 & 3

[7] Season 14

[8] Season 3 & 4

[9] Season 5

[10] Season 9

[11] Season 13

[12] Season 4

[13] Season 6

[14] Season 6

[15] Season 9 - 12

[16] Season 4

[Dietzen_promoted-4] Gonzalez, Sandra (June 19, 2012). "'NCIS' scoop: Brian Dietzen promoted to series regular – EXCLUSIVE". Entertainment Weekly. Retrieved June 22, 2012.

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