Name	Known for
David Letterman Self - Host Self - Host See fewer	Late Show with David Letterman (1993)
Gene Siskel Self - Guest (as Siskel) Self - Guest (as Siskel) See fewer	Siskel & Ebert (1986)
Roger Ebert Self - Guest (as Ebert) Self - Guest (as Ebert) See fewer	Siskel & Ebert (1986)
Dermot Mulroney Self - Guest Self - Guest See fewer	My Best Friend's Wedding (1997)
The King Charles Troupe Themselves - Musical Guest (as King Charles Troup) Themselves - Musical Guest (as King Charles Troup) See fewer	CHiPs (1977)
Paul Shaffer Self - Musical Director Self - Musical Director See fewer	This Is Spinal Tap (1984)
Eric Kaplan Self - 'Riverdancing' Self - 'Riverdancing' See fewer	Futurama (1999)
Michael Z. McIntee Self - 'Riverdancing' (as Mike McIntee) Self - 'Riverdancing' (as Mike McIntee) See fewer	Late Show with David Letterman (1993)
Gerard Mulligan Self - 'Riverdancing' (as Gerry Mulligan) Self - 'Riverdancing' (as Gerry Mulligan) See fewer	Late Night with David Letterman (1982)
Jim Peterson Self - 'Riverdancing' Self - 'Riverdancing' See fewer	Late Show with David Letterman (1993)