Here's your emotional inside look at the David McCallum Tribute Episode of the CBS hit series NCIS!<br /><br />NCIS Cast:<br /><br />Gary Cole, Sean Murray, Brian Dietzen, Rocky Carroll, Wilmer Valderrama, Katrina Law, Diona Reasonover, David McCallum and Mark Harmon<br /><br />Stream NCIS now on Paramount+!