John Markus

Writing
2 Acting Credits
4 Crew Credits

Acting

The Cosby Show TV

The Cosby Show

1984
The Zen Diaries of Garry Shandling TV

The Zen Diaries of Garry Shandling

as Self

2018

Crew

The Cosby Show TV

The Cosby Show

Producer

1984
The Larry Sanders Show TV

The Larry Sanders Show

Writer

1992
LateLine TV

LateLine

Creator

1998
The Facts Movie

The Facts

Teleplay

1982