We already knew from the original NCIS that Mike Franks (played in that show by Muse Watson) was aware what Leroy Jethro ...
Mark created a very specific cadence with Gibbs ... I know that I will never be Mark Harmon, but I’m giving it my best shot.” ...
NCIS has already proven it can deliver rich, compelling backstories, as seen with Gibbs via NCIS: Origins, and Ducky’s would ...