Acting

2013

3 episodes as Dave Chadwick

2007

1 episode as Stanley S. Squarepants (voice)

2006

1 episode as Christopher Guest

2003		CBS News Sunday Morning 1 episode as Self
2003		The View 1 episode as Self

2000		Where Are They Now? 1 episode as Self
2000		The Early Show 1 episode as Nigel Tufnel

1999		Dilbert 1 episode as The Dupey (voice)
1999		E! True Hollywood Story 1 episode

1993

1 episode as Umlatt (voice)

1992

1 episode as Nigel Tufnel (voice)

1984

17 episodes as Self - Various Characters

1982

2 episodes as H.J. Cummings

1979

4 episodes as Jeb Stuart Magruder

1978

1 episode

1977		All in the Family 1 episode as Jim
1977		The Andros Targets 1 episode as Gordon Hamilton

1975

4 episodes

Writing

1991

2 episodes … Writer

1975

4 episodes … Writer

Creator

2013

… Creator

Directing

1986

1 episode … Director