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NCIS 2003

“Back in force.”

Status
Returning Series
First Aired
September 23, 2003
Last Aired
May 12, 2026
Format
23 seasons · 507 eps
Highest Rated Episode
S23E10 "Her" (★ 9/10)
Created By
Don McGill, Donald P. Bellisario
Network
CBS
Where to Stream
Netflix, Hulu, fuboTV
Streaming data from JustWatch
★ TMDB users: 7.6/10 from 2,532 votes TV-14 CrimeDramaAction & Adventure 23 seasons · 507 eps Returning Series
Community & Your Rating
★ 7.6/10
Where to watch: Spectrum On DemandNetflixHulufuboTVParamount Plus PremiumParamount Plus EssentialPhiloParamount Plus Apple TV ChannelParamount+ Amazon ChannelYouTube TVParamount+ Roku Premium ChannelNetflix Standard with AdsAmazon VideoApple TV StoreGoogle Play MoviesFandango At HomeDisney PlusParamount PlusParamount Plus Basic with AdsSky Store
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Quick answer

What is NCIS?

NCIS is an American military police procedural television series that serves as the first installment within the NCIS media franchise. Created by Donald P.

Type
TV series
Year
2003
Status
Returning Series
Episodes
507
First aired
Sep 23, 2003
Last aired
May 12, 2026
Original language
EN
Origin
US
Networks
CBS
Genres
Crime, Drama, Action & Adventure
Updated
Series guide

At a glance

Rating
★ TMDB users: 7.6/10 from 2,532 votes
Format
23 seasons · 507 episodes
Status
Returning Series
Network
CBS
Availability by region

Where to watch in United States

Stream

NetflixHulufuboTVParamount Plus PremiumParamount Plus EssentialPhiloParamount Plus Apple TV ChannelParamount+ Amazon ChannelYouTube TVParamount+ Roku Premium ChannelNetflix Standard with Ads

Free

Spectrum On Demand

Buy

Amazon VideoApple TV StoreGoogle Play MoviesFandango At Home
Check current availability in United States ↗

Streaming availability data provided by JustWatch via TMDB. Availability changes by country and date; verify on the provider before subscribing or purchasing.

Planning tool

How long to binge?

Estimate the schedule using 507 episodes and an average 45-minute runtime.

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Overview

NCIS is an American military police procedural television series that serves as the first installment within the NCIS media franchise. Created by Donald P. Bellisario and Don McGill, the program features a fictional team of special agents from the Naval Criminal Investigative Service. Under the guidance of showrunner Steven D. Binder, the series follows these agents as they investigate various criminal cases. The scope of their work is broad, ranging from murder and espionage to terrorism and stolen submarines. The team investigates any crime that has a connection to Navy and Marine Corps personnel, regardless of the rank or position of those involved. The main cast includes actors Mark Harmon, Sean Murray, David McCallum, and Brian Dietzen. The production, which premiered in 2003, remains a long-running series focused on the operations of these investigators as they handle matters involving military personnel. The show maintains a focus on the procedural elements of these investigations while exploring the professional dynamics within the Naval Criminal Investigative Service unit.

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Should you watch it?

“Special agents investigate crimes involving Navy and Marine Corps personnel in this long-running military police procedural.”

Reasons to watch
  • fast-paced investigations
  • ensemble cast dynamics
Keep in mind
  • episodic structure may feel repetitive
  • long series commitment

Watch it if you enjoy military-themed crime dramas that balance serious investigations with moments of humor.

This series features depictions of criminal investigations involving murder and terrorism.

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Ask anything about NCIS — answers are spoiler-safe.

Your verdict

Is NCIS worth watching?

Cast

Comprehensive Directory

Episode guide

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Binge Efficiency Engine

Filler vs. Essential Canon

Filter episodes by serialized narrative importance. Skip standalone side quests and streamline your binge.

Time Saved 0.7h Skipping 1 filler episode
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Mytharc (130): Crucial lore & season climaxes
Core (376): Character development & subplots
Side Quest (1): Standalone / filler
You've watched 0 of 506 essential episodes, about 379.5 hours left.
Season 1 · 23 episodes Open the complete Season 1 guide & lore primer →
Season 2 · 23 episodes Open the complete Season 2 guide & lore primer →
Season 3 · 24 episodes Open the complete Season 3 guide & lore primer →
Season 4 · 24 episodes Open the complete Season 4 guide & lore primer →
Season 5 · 19 episodes Open the complete Season 5 guide & lore primer →
Season 6 · 25 episodes Open the complete Season 6 guide & lore primer →
Season 7 · 24 episodes Open the complete Season 7 guide & lore primer →
Season 8 · 24 episodes Open the complete Season 8 guide & lore primer →
Season 9 · 24 episodes Open the complete Season 9 guide & lore primer →
Season 10 · 24 episodes Open the complete Season 10 guide & lore primer →
Season 11 · 24 episodes Open the complete Season 11 guide & lore primer →
Season 12 · 24 episodes Open the complete Season 12 guide & lore primer →
Season 13 · 24 episodes Open the complete Season 13 guide & lore primer →
Season 14 · 24 episodes Open the complete Season 14 guide & lore primer →
Season 15 · 24 episodes Open the complete Season 15 guide & lore primer →
Season 16 · 24 episodes Open the complete Season 16 guide & lore primer →
Season 17 · 20 episodes Open the complete Season 17 guide & lore primer →
Season 18 · 16 episodes Open the complete Season 18 guide & lore primer →
Season 19 · 21 episodes Open the complete Season 19 guide & lore primer →
Season 20 · 22 episodes Open the complete Season 20 guide & lore primer →
Season 21 · 10 episodes Open the complete Season 21 guide & lore primer →
Season 22 · 20 episodes Open the complete Season 22 guide & lore primer →
Season 23 · 20 episodes Open the complete Season 23 guide & lore primer →
Verified insights

Frequently asked questions

What is NCIS?

NCIS stands for the Naval Criminal Investigative Service, a civilian-run agency that investigates crimes connected to Navy and Marine Corps personnel.

Who created the show?

The series was created by Donald P. Bellisario and Don McGill.

When did the series premiere?

The series premiered on September 23, 2003.

What kind of cases do they investigate?

The team investigates a wide range of crimes including murder, espionage, terrorism, and stolen submarines.

Is it part of a franchise?

Yes, it is the first installment within the NCIS media franchise.

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