Portrait of John Markus

John Markus

Born: Unknown birthdate.
John Markus is ?
External Links
IMDb logo
Sort by Popularity
Scroll to TV Credits
Acting Roles
Crew Roles

Movies (As Crew)

Sorted by Release Date
Poster of The Facts
The Facts
John Markus was
? in The Facts
as 'Teleplay'.
Tue, Jun 01 1982

TV Shows (As Crew)

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Poster of The Larry Sanders Show
The Larry Sanders Show
John Markus was
? in The Larry Sanders Show
as 'Writer, Producer'.
First Air Date
Sat, Aug 15 1992
Poster of The Cosby Show
The Cosby Show
John Markus was
? in The Cosby Show
as 'Writer, Producer'.
First Air Date
Thu, Sep 20 1984