★ 7 
Writing
John Markus
John Markus is best known for The Cosby Show, Taxi, The Larry Sanders Show and The Zen Diaries of Garry Shandling.
Known for
Filmography
- 2018The Zen Diaries of Garry ShandlingSelf
- 2001KristinCreator
- 1998LateLineCreator
- 1992The Larry Sanders ShowWriter
- 1984The Cosby Show
- 1978TaxiWriter
Frequently asked questions
What movies and shows has John Markus been in?
John Markus is best known for The Cosby Show, Taxi, The Larry Sanders Show and The Zen Diaries of Garry Shandling.
Updated: October 28, 2026 ·