Mark Harmon, who played the 'NCIS' lead Leroy Jethro Gibbs for 18 years, is returning for an appearance on ‘NCIS: Origins’ ...
While it was previously announced that Harmon would return as older Gibbs to narrate the series, NCIS: Origins co-showrunner ...
Mark Harmon once discussed the likelihood of appearing in a hypothetical series finale for the long-running ‘NCIS’.
NCIS: Origins isn't just exploring Gibbs when he was younger - the prequel also features Mark Harmon reprising his role as ...
Devastated by Ziva's loss, Tony turns in his gun and badge, leaving NCIS, ending Weatherly's 13-year run on the ... in front of her longtime friend and superior officer, Leroy Jethro Gibbs (Mark ...