Creator

—

… Creator

2020

… Creator

2006

… Creator

2004

… Creator

1995

… Creator

1990

… Creator

1983

… Creator

1982

… Creator

1978

… Creator

Writing

1982

10 episodes … Writer

1980

4 episodes … Writer

1978

33 episodes … Writer

Acting

2012

1 episode as Himself - Panellist

2008

1 episode as Self

Production

1982

2850 episodes … Producer 2850 episodes … Executive Producer