How many seasons of NCIS are there?

NCIS has aired 23 seasons so far.

How many episodes of NCIS are there?

There are 507 episodes of NCIS across 23 seasons.

NCIS was created by Don McGill and Donald P. Bellisario.

Where can I watch NCIS?

NCIS is available to stream on Netflix, Hulu, fuboTV, Paramount Plus Premium, Paramount Plus Essential, Paramount Plus Apple TV Channel , Paramount+ Amazon Channel, YouTube TV, Philo, Paramount+ Roku Premium Channel, Netflix Standard with Ads, Amazon Video, Apple TV Store, Google Play Movies and Fandango At Home.

What is NCIS's IMDb rating?

NCIS holds an IMDb rating of 7.8/10 from 175,454 votes.

Crime

When Does NCIS Season 24 Come Out? Is It Renewed?

“Back in force.”

NCIS Season 24 doesn't have an official release date yet. Based on the roughly 12-month gap between previous seasons, expect it around October 2026.

IMDb

7.8/10

Seasons

Episodes

507

Diagnostics

Network: CBS
Genres: Crime, Drama, Action & Adventure
First aired: 2003-09-23
Last aired: 2026-05-12
Runtime: —
Rated: TV-14

Awards Nominated for 3 Primetime Emmys. 27 wins & 45 nominations total

Search interestSteady →

Predictive Logic Analysis

At 23 seasons and 507 episodes, NCIS is the longest-running scripted drama in American television history and CBS's most reliable procedural anchor. No formal renewal announcement is in the data here, but the show's track record and current health make a renewal essentially automatic. CBS does not cancel shows performing at this level, and there is no precedent for the network walking away from NCIS without a publicly announced ending.

Season 23's episode ratings are actually trending upward, averaging 9.1 on IMDb versus 8.9 the prior season. That kind of modest but consistent audience satisfaction, combined with over 55,000 active Trakt watchers and a steady (not declining) search interest profile, points to a show that has stabilized its core audience rather than bleeding viewers. The THR oral history coverage and CBS executive commentary about the show's broadcast origins both suggest the network is actively celebrating NCIS heading into what appears to be a milestone anniversary year. That is not how networks talk about shows they are quietly winding down.

The only reason this sits at 95 rather than 100 is the absence of a formal pickup announcement in the renewal signals. CBS typically locks in renewals for NCIS well ahead of the upfronts, so the lack of a specific article here likely reflects a data gap rather than genuine uncertainty. There are zero negative signals in any direction.

What is NCIS about?

NCIS has been running on CBS since 2003, which means it has outlasted multiple presidencies, the entire peak TV era everyone declared had changed television forever, and most of the shows critics spent that time praising instead. Over 500 episodes and counting, it follows a team of Naval Criminal Investigative Service agents through murders, terrorism plots, and the occasional stolen submarine. The premise is procedural to its core, and the show has never pretended otherwise.

What kept it going this long is not complexity or ambition but a kind of reliable warmth between its characters. The cases are often formulaic, the twists telegraphed, and the villains functional rather than frightening. But the ensemble, now anchored by Sean Murray and Wilmer Valderrama after the long Gibbs era ended, has a genuine comfort-food quality. You know roughly what you are getting each week, and for a significant portion of the viewing public, that is exactly the point.

Critics have largely ignored it for years, which is almost a genre in itself for long-running CBS procedurals. Audiences, however, kept showing up in numbers that most prestige dramas would envy. At its peak it was the most-watched drama on American television, and its ratings have declined more gracefully than almost any comparable show. The 7.8 on IMDb, built from a substantial number of votes, reflects genuine affection rather than cult enthusiasm.

The original series has also spawned a franchise that now includes multiple spinoffs, which is either a sign of a concept with real depth or proof that CBS found a format it liked and pressed the button repeatedly. NCIS itself remains the mothership, and after 23 seasons it has the peculiar quality of shows that have simply become part of the furniture. Newer cast members like Katrina Law and Diona Reasonover are still building the kind of viewer loyalty that Murray earned over two decades, and watching that process happen in real time is, oddly, one of the more interesting things the show currently has going for it.

Created by Don McGill, Donald P. Bellisario

Themes

navymarine corpsu.s. navynaval officermedical examinerinterrogationex-marinecriminal investigationveteranvirginia

Is NCIS renewed or cancelled?

Working toward renewal

high

23-season run as CBS's flagship procedural with no cancellation signals

high

Season 23 episode ratings trending upward (9.1 vs 8.9 prior season)

medium

CBS network publicly championing NCIS as a model of broadcast success

Source

medium

Over 55,800 active Trakt watchers with steady momentum

medium

Solid IMDb rating of 7.8 across 175,000+ votes, indicating durable audience satisfaction

medium

THR oral history and anniversary coverage suggesting franchise celebration, not wind-down

Source

Working against it

low

No formal renewal announcement in the data

low

Steady (not growing) search interest at 43/100 suggests audience not expanding

NCIS Season 24 Release Date

CBS procedurals of this scale typically premiere in the fall broadcast window, meaning a Season 24 debut in late September or early October 2026 is the most likely scenario. Season 23 finished airing on May 5, 2026, which fits the standard production cycle that would have a new season in front of cameras by summer 2026 for a fall return.

There is no indication of any production delays, cast issues, or scheduling complications. If anything, the network's public enthusiasm for the franchise, visible in the recent CBS president commentary, suggests business as usual for the fall 2026 schedule.