As of August 2026, Cotter Smith is best known for NCIS and Person of Interest. Find every show and movie Cotter Smith has starred in — and where to watch them — below.

Cotter Smith

Actor Born 1949 Washington, D.C., USA 12 TV Shows 8 Movies

Joseph Cotter Smith (born May 29, 1949) is an American stage, film, and television actor.

Cotter Smith's screen work to date leans strongly toward Drama and Crime, a consistent thread across his credits so far.

Cotter Smith's most notable role to date came in The Post (2017), where he played Under Secretary William Macomber. He also appeared in MINDHUNTER (2017) as Unit Chief Shepard. Most recently appeared in NCIS (2003) as Sam Stevens.

Fans wanting to catch up on Cotter Smith's work can find exactly where his shows and movies are streaming below — and TV Butler Pro makes it effortless to keep track of them all. Just search the title, and Butler finds it instantly, tells you which service has it, and remembers what you've already watched.