An official website of the United States government
Here's how you know
Official websites use .mil
A
.mil
website belongs to an official U.S. Department of Defense organization in the United States.
Secure .mil websites use HTTPS
A
lock (
lock
)
or
https://
means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.
Skip to main content (Press Enter).
Toggle navigation
Naval Criminal Investigative Service
Naval Criminal Investigative Service
Search NCIS:
Search
Search
Search NCIS:
Search
Home
About NCIS
Mission
Core Mission Areas
Criminal Investigations
Counterintelligence
Counterterrorism
Cyber
Mission Support
Biometrics
Behavioral Science Group
Forensics
Major Case Response Team
Multiple Threat Alert Center
Polygraph
REACT
Technical Surveillance Countermeasures
Technical Services
Partnership Initiatives
Security Training Assistance Assessment Team
LInX/D-DEx
Crime Reduction Program
Joint Terrorism Task Force
Locations
NCIS Carolinas Field Office
NCIS Central Field Office
NCIS Contingency Response Field Office
NCIS Cyber Operations Field Office
NCIS Economic Crimes Field Office
NCIS Europe and Africa Field Office
NCIS Far East Field Office
NCIS Hawaii Field Office
NCIS Marine Corps West Field Office
NCIS Middle East Field Office
NCIS Norfolk Field Office
NCIS Northeast Field Office
NCIS Northwest Field Office
NCIS Southeast Asia Field Office
NCIS Southeast Field Office
NCIS Southwest Field Office
NCIS Washington D.C. Field Office
Resources
NCIS Tips
Sexual Assault Investigations
Reporting Options
Investigative Steps
Have You Seen Us?
FOIA
Equal Employment Opportunity
DNA Expungement
Investigative Records Request
Fingerprint Submissions
DoD LE ID
DCII Appeal Process
HVFRA21
Quick Links
Contact Us
Media
News
Press Releases
Photos
Reading Room
Brochures and Posters
Newsroom
Careers
Special Agents
Cyber Specialists
Intelligence Specialists
Professional Staff
Internships
Results:
Tag:
Retired Special Agents
From the Real NCIS to the Small Screen
December 8, 2025
— Leon Carroll, Jr. turns his experience as a Special Agent into a career as technical advisor for the popular ‘NCIS’ television franchise Before Leon Carroll, Jr. offered his expertise as technical advisor for CBS’ NCIS television franchise, he spent 21 years as a real Special Agent for the Naval Criminal Investigative Service.Leon began honing the...
MORE