NCIS: Season 21
- 2024
- 10 episodes
Season 21 of NCIS premiered on February 12, 2024 and has 10 episodes, from "Algún Día" to "Reef Madness". The last episode aired on May 6, 2024.
Where to watch NCIS
In the United States, you can stream NCIS on Hulu, Netflix, Paramount Plus and Philo. It is also free on Spectrum On Demand. You can also buy it on Amazon Video, Apple TV Store, Google Play Movies and Fandango At Home. It is on streaming services in 94 countries.
Episodes
Episode 1Algún DíaAired February 12, 2024
The NCIS team must help Torres when he puts his future at stake by confronting the man who tormented his family when he was a child.
Guest stars
- J. Claude Deering Curtis Hubley
- Chris Petrovski Lev Trotski
- Michael Garza Reymundo De Leon
- Jeffrey Boehm Otis Glazebrook
- Al Sapienza Maurice Riva
- Pilar Holland Lucia Campbell
- Kim Matula Agent Rose
- Matthew Godbey Brian Colfax
Episode 2The Stories We Leave BehindAired February 19, 2024
As NCIS mourns the loss of Ducky, the agents find comfort in working on one of his unfinished cases involving a woman whose father was dishonorably discharged from the Marines.
Guest stars
- Michael Weatherly Tony DiNozzo
- Olivia Sanabia Serena Zawadski
- David Starzyk Allan Berger
- James Landry Hébert Jonesy
- Selah Victor Susan
Episode 3LifelineAired February 26, 2024
When the NCIS team engages in Walk-a-Mile day to gain a new perspectives on different departments, things take a turn when Kasie receives a distress call from a mysterious man.
Guest stars
- Tina D'Marco Parisian Woman
- Marc Forget Laugier
- Nina Concepción Gladys Molina
- Victoria Garcia-Kelleher Barbara Dunsley
- Michael Shepperd Louis
- Billy Malone Dominic
- Indira G. Wilson Westin
- Louis Ferreira Harlan Atwood
Episode 4Left UnsaidAired March 4, 2024
The NCIS team is in a race against time to find a missing officer who disappeared during his wedding proposal.
Guest stars
- Benmio McCrea Lawyer
- Nancy Daly Claire Raider
- Devin Crittenden Mickey Steele / Clown
- Carly Hughes Vicky Meyer
- Jake Thomas Derek Bailey
- Alastair Duncan Ron Davenport
- Carson Fagerbakke Tanya Ellsworth
- Joe Fusco Mr. Dawson / Hostage
Episode 5The PlanAired March 25, 2024
With the help of Knight's dad, NCIS works to unravel the mystery of a recently used service weapon belonging to a missing agent.
Guest stars
- David Will No Philip Tan
- Larry Myo Leong Sailor #2
- Jason Ko James Chen
- Jeanette O'Connor Teri
- Jona Xiao Mei Li
- Russell Wong Feng Zhao
- Massi Pregoni Kenny
- Victor William Chen Chinese Man
Episode 6Strange InvadersAired April 1, 2024
After discovering a Navy pilot's body riddled with unusual wounds, NCIS' investigation draws the team into the rabbit hole of UFO conspiracy theories.
Guest stars
- J. Claude Deering Curtis Hubley
- Robert Almodovar Group Leader
- Swati Kapila CEO Tamara Hamilton
- Tacey Adams Grandma Avatar
- Cary Christopher Kaiden Silcott / AI Kaiden
- Iman Crosson Navy Lieutenant Elliot Greene / Man
- Tommy Snider Nestor Quinn
- James Immekus Daniel Silcott
Episode 7A Thousand YardsAired April 15, 2024
NCIS comes under attack by a mysterious enemy from the past.
Guest stars
- Daniela Ruah Kensi Blye
- Joe Spano T.C. Fornell
- Vanessa Lachey Jane Tennant
- J. Claude Deering Curtis Hubley
- Spence Moore II Jared Vance
- T.J. Thyne Fletcher Voss
- Shelby Flannery Lindsey Wexler
- Jeremy John Wells Agent William Baer, Jr.
Episode 8HeartlessAired April 22, 2024
The NCIS team looks for a motive behind the kidnapping and death of a famous heart surgeon.
Guest stars
- Christina Kirk Dr. Clara Logan
- Tim Russ Dr. Erik Harper
- Krishna Smitha Dr. Carrie Moran
- Juan Javier Cardenas Carlos 'El Viento' Savina
- Alfred Chou Driver
- Jake B. Miller Jim
- Michael Monasterio Miguel Ortega
- Mathew Yanagiya Resident Ryan Cross
Episode 9Prime CutAired April 29, 2024
After discovering the remains of a Marine captain, the NCIS team travels to Texas to interrogate the suspected killer.
Guest stars
- Margo Harshman Delilah Fielding
- Antoni Corone Carl Bannon
- Rose Portillo Sheriff Jo
- Jonathan Keltz Jackson Bannon
- Marnee Carpenter Alma Bolston
- Jennifer Jalene Marine Major Diane Vicks
- Burgandi Trejo Phoenix Rachel Calley
- Jerry Kernion Pastor Alan
Episode 10Reef MadnessAired May 6, 2024
Parker and Knight discover three bodies on an old Navy ship that's about to be sunk and turned into an artificial reef, when they're suddenly locked inside by a mysterious figure.
Guest stars
- Adam Ferrara Sammy Craig
- Kent Shocknek Guy Ross
- Matthew Yang King Michael Chang
- Gabriella Piazza Molly Mackin
- Bruce Nozick Lacy
- Michael Monks Edgar
- Tammi Mac Janice
- Mackenzie Firgens Mother
