NCIS: ORIGINS begins in 1991, years prior to the events of NCIS and follows a young Leroy Jethro Gibbs, narrated by Mark Harmon. In the series, Gibbs starts his career as a newly minted special agent at the fledgling NCIS Camp Pendleton office where he forges his place on a gritty, ragtag team led by NCIS legend Mike Franks. Coming to CBS. Subscribe to tvpromosdb on Youtube for more NCIS: Origins season 1 promos in HD! #NCISOrigins #NCIS