Mark Harmon

Actor 35 / Executive Producer 3 / Author · 1978 – 2025 · 🎬 25 📺 13 📖 1 · 🇺🇸 United States

Thomas Mark Harmon is an American actor, writer, producer, television director and former football player. He is best known for playing the lead role of Leroy Jethro Gibbs on NCIS.

Wikipedia

All · 39 🎬 Movies · 25 📺 TV · 13 📖 Books · 1

Drama Crime drama film action film Romantic Comedy

Frequent Collaborators

🎭

Gary Glasberg

4 shared

🎭

David J. North

4 shared

Donald P. Bellisario

4 shared

Rocky Carroll

3 shared

Lawrence Kasdan

3 shared

Lauren Holly

3 shared

All decades 1970s 1980s 1990s 2000s 2010s 2020s

Sort: Newest Oldest

📺 TV Shows

NCIS: Origins

executive_producer

2024

All or Nothing: The Michigan Wolverines

actor

2018

NCIS: New Orleans

executive_producer

2014

NCIS

actor

2003

NCIS

executive_producer

2003

Charlie Grace

actor

1995

Chicago Hope

actor

1994

Reasonable Doubts

actor

1991

The Deliberate Stranger

actor

1986

St. Elsewhere

actor

1982

Goliath Awaits

actor

1981

Flamingo Road

actor

1981

240-Robert

actor

1979

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