In NCIS Season 23, CBS fumbled its best opportunity in years to return NCIS Forensic Scientist Abby Sciuto to the franchise ...

NCIS' creative team had a heads up Pauley Perrette would be leave her role as Abby on the crime procedural, which ultimately led to the creation of her successor, Kasie Hines. Dio ...

The changes from the early days of NCIS, even to its second season and beyond, are a shocking shift for even the most ...

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Leroy Jethro Gibbs was practically a Boy Scout, so it makes sense that his "NCIS" portrayer Mark Harmon lives by the motto: Be prepared. Harmon, who played Gibbs on the CBS procedural for 19 seasons, ...

Mark Harmon is coming back as Gibbs through all of Season 3 of "NCIS: Origins." How will that work? "You'll see," Harmon says.

There are over 20 seasons and 500 episodes of NCIS. However, there are 15 specific episodes that stand tall as the best the ...