Actor Profile
John Markus

TV Credits

John Markus has appeared in 1 TV Series.

These include The Zen Diaries of Garry Shandling.

Production Credits

John Markus has 4 production credits.

Production

Credited for Producer in 2 shows - The Cosby Show and The Larry Sanders Show.

Writing

Credited for Writer in 2 shows - The Cosby Show and The Larry Sanders Show.