Mark Harmon, Pauley Perrette and Michael Weatherly are part of 'NCIS' history Catherine Santino is a Style Writer-Reporter at PEOPLE. She began contributing to PEOPLE in 2022 and joined the staff full ...

Since 2003, CBS has had a major hit on its hands with NCIS. Created by Donald P. Bellisario and Don McGill, the series originally served as a backdoor pilot on JAG. The series follows teams of special ...