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Explore the inner workings of the government agency that investigates all crimes involving Navy and Marine Corps personnel, regardless of rank or position. Leading this team is NCIS Special Agent Leroy Jethro Gibbs, a skilled investigator and interrogator who is smart, tough and willing to bend the rules to get the job done.


  • Genre: Drama, Crime
  • Rating: 9.1 (391 votes)
  • Runtime: 45 minutes
  • Status: Continuing
  • Years: 2003 - 2019
  • Episodes per season: 25
  • Network: CBS


NCIS - season 1

Season 1 (2003)

Rating: 7.4
NCIS - season 2

Season 2 (2004)

Rating: 7.5
NCIS - season 3

Season 3 (2005)

Rating: 7.6
NCIS - season 4

Season 4 (2006)

Rating: 7.5
NCIS - season 5

Season 5 (2007)

Rating: 7.6
NCIS - season 6

Season 6 (2008)

Rating: 7.4
NCIS - season 7

Season 7 (2009)

Rating: 7.5
NCIS - season 8

Season 8 (2010)

Rating: 7.7
NCIS - season 9

Season 9 (2011)

Rating: 7.6
NCIS - season 10

Season 10 (2012)

Rating: 7.7
NCIS - season 11

Season 11 (2013)

Rating: 7.6
NCIS - season 12

Season 12 (2014)

Rating: 7.4
NCIS - season 13

Season 13 (2015)

Rating: 7.9
NCIS - season 14

Season 14 (2016)

Rating: 7.6
NCIS - season 15

Season 15 (2017)

Rating: 7.4
NCIS - season 16

Season 16 (2018)

Rating: 6.7
NCIS - season 17

Season 17 (2019)

Rating: 5.6

Characters and Actors

Diona Reasonover as Kasie Hines in NCIS

Kasie Hines

Actor: Diona Reasonover
David McCallum as Donald "Ducky" Mallard in NCIS

Donald "Ducky" Mallard

Actor: David McCallum
Michael Weatherly as Anthony "Tony" DiNozzo in NCIS

Anthony "Tony" DiNozzo

Actor: Michael Weatherly
Pauley Perrette as Abby Sciuto in NCIS

Abby Sciuto

Actor: Pauley Perrette
Sasha Alexander as Caitlin "Kate" Todd in NCIS

Caitlin "Kate" Todd

Actor: Sasha Alexander
Also in: Rizzoli & Isles, Dawson's Creek, Shameless (US)
Sean Murray as Timothy "Tim" McGee in NCIS

Timothy "Tim" McGee

Actor: Sean Murray
Mark Harmon as Leroy Jethro Gibbs in NCIS

Leroy Jethro Gibbs

Actor: Mark Harmon
Cote de Pablo as Ziva David in NCIS

Ziva David

Actor: Cote de Pablo
Lauren Holly as Jennifer "Jenny" Shepard in NCIS

Jennifer "Jenny" Shepard

Actor: Lauren Holly
Also in: Motive, Picket Fences
Rocky Carroll as Leon Vance in NCIS

Leon Vance

Actor: Rocky Carroll
Also in: NCIS: Los Angeles
Brian Dietzen as Jimmy Palmer in NCIS

Jimmy Palmer

Actor: Brian Dietzen
Jennifer Esposito as Alex Quinn in NCIS

Alex Quinn

Actor: Jennifer Esposito
Also in: Mistresses (US), Blue Bloods
Emily Wickersham as Eleanor "Ellie" Bishop in NCIS

Eleanor "Ellie" Bishop

Actor: Emily Wickersham
Wilmer Valderrama as Nicholas "Nick" Torres in NCIS

Nicholas "Nick" Torres

Actor: Wilmer Valderrama
Also in: From Dusk Till Dawn: The Series, That '70s Show
Duane Henry as Clayton Reeves in NCIS

Clayton Reeves

Actor: Duane Henry
Maria Bello as Jacqueline “Jack” Sloane in NCIS

Jacqueline “Jack” Sloane

Actor: Maria Bello
Also in: ER
Robert Wagner as Anthony DiNozzo Senior in NCIS

Anthony DiNozzo Senior

Actor: Robert Wagner
Margo Harshman as Delilah Fielding in NCIS

Delilah Fielding

Actor: Margo Harshman
Juliette Angelo as Emily Fornell in NCIS

Emily Fornell

Actor: Juliette Angelo
Joe Spano as Senior FBI-Agent Tobias Fornell in NCIS

Senior FBI-Agent Tobias Fornell

Actor: Joe Spano