NCIS: What happened between Pauley Perrette and Mark Harmon?

‘NCIS: Los Angeles’: Eric Christian Olsen Says the Biggest Explosion in TV History Was on the Show

‘NCIS’ Actor Wilmer Valderrama Got to Share the Screen With One of His Idols

The 7 Most Famous Actors Mark Harmon Worked With Before ‘NCIS’

‘NCIS: Los Angeles’ Star Eric Christian Olsen ‘Would Love To’ Take On a New Role On the Show

The Famous Musicals Cote de Pablo Starred in at Carnegie Mellon Before ‘NCIS’

Why 1 ‘NCIS’ Star’s Education Made Her Perfect for the Show

4 Unsaid Facts Of Deeks From NCIS Los Angeles Series

Mark Harmon & ‘NCIS’ Bosses: Gibbs Isn’t Just a ‘Cowboy’ in Season 18

Gibbs’ entire NCIS backstory explained