Mark Horowitz is a producer and director best known for JAG and NCIS.
Producer
- Bret Maverick
- Spenser For Hire
- Doogie Howser, M.D.
- JAG (1997-2003)
- NCIS (2003-present)
- The L Word (2004)
Director
- Doogie Howser, M.D. (3 episodes)
- Northern Exposure (1 episode)
- The Byrds Of Paradise (1 episode)
- JAG (5 episodes)
- NCIS (8 episodes)
