Mark Harmon's 'NCIS' Character Almost Had a Different Name!

Mark Harmon Did Not Expect to Like 'NCIS' -- and Almost Had Another Name on the Show (Exclusive)

‘NCIS’ Stars React to David McCallum’s Death: Mark Harmon & More

Will Mark Harmon Return to ‘NCIS’? Actor Can’t Make Up His Mind Amid New WWII Book