
"NCIS: Origins" follows a young Leroy Jethro Gibbs in 1991, years prior to the events of "NCIS." 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.

When the NCIS Regional Director tries to transfer Mary Jo, she reconnects with an old friend from Atlantic City to help investigate the roadside deaths of two Marines.

When Dr. Tango is arrested for stealing human remains from a national park, Dr. Donald "Ducky" Mallard returns to assist the team in proving his innocence.