Creator

—

… Creator

2020

… Creator

2006

… Creator

2004

… Creator

1995

… Creator

1990

… Creator

1983

… Creator

1982

… Creator

1978

… Creator

Writing

1995

(1 episode) … Writer

1982

(10 episodes) … Writer

1980

(4 episodes) … Writer

1978

(33 episodes) … Writer

Acting

2007

(1 episode) as Self

1979

(1 episode) as Himself - Panellist

Production

1982

(2850 episodes) … Producer (2850 episodes) … Executive Producer