CBS shows: NCIS. Watch the latest full episode. View videos, photos, and more. From Donald P. Bellisario comes NCIS, a show bringing us the inner workings of the government agency that investigates all crimes involving Navy and Marine Corps. Watch full episodes of NCIS and get the latest breaking news, exclusive videos and pictures, episode recaps and much more at TVGuide.com Pauley Perrette, Sean Murray, Rocky Carroll & David McCallum have signed new two-year deals to continue on CBS' 'NCIS' for Seasons 14 & 15. NCIS: New Orleans is a drama about the local field office that investigates criminal cases involving military personnel in The Big Easy, a city known for its music. Just when we think we couldn't possibly love the tough but kind-hearted agent Pride (Scott Bakula) on NCIS: New Orleans any more, he goes and gets us going Awww. NCIS: New Orleans is an American television series combining elements of the military drama and police procedural genres that premiered on Tuesday, September 23, 2014. CBS' 'NCIS: New Orleans' will be down a team member when Season 3 opens — get details on the surprising exit.