Watch NCIS online free Watch TVSeries. Genre Action,Adventure,Crime,Drama. Network CBSRelease date September 2. Summary Explore the inner workings of the government agency that investigates all crimes involving Navy and Marine Corps personnel, regardless of rank or position. Dragonball Absalon Episode 4. 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. Ncis Season 10 Full Episodes Online Free' title='Ncis Season 10 Full Episodes Online Free' />Watch NCIS Video and Episodes Online Free episodes of NCIS on Global TV. Watch NCIS on Watchtvseries. NCIS streaming tv series, Full Episode. NCIS follows a group of special agents led by Leroy Jethro Gibbs, a former Marine Gunnery Sergeant experienced criminal investigator who is now a special agent. Watch full episodes of NCIS and get the latest breaking news, exclusive videos and pictures, episode recaps and much more at TVGuide.