Name	Known for
David Letterman Self - Host Self - Host See fewer	Late Show with David Letterman (1993)
Kyra Sedgwick Self - Guest Self - Guest See fewer	The Closer (2005)
Gwen Ifill Self - Guest Self - Guest See fewer	Washington Week with the Atlantic (1967)
Paul Shaffer Self - Musical Director Self - Musical Director See fewer	This Is Spinal Tap (1984)
George W. Bush Self - Previous Guest (archive footage) Self - Previous Guest (archive footage) See fewer	Journeys with George (2002)
Chris Elliott Self - Guest Self - Guest See fewer	Groundhog Day (1993)
Alan Kalter Self - Announcer Self - Announcer See fewer	Commander USA's Groovie Movies (1985)
Gerard Mulligan Self - Movie Actor Self - Movie Actor See fewer	Late Night with David Letterman (1982)
Stephanie Birkitt Self - Fan of Kyra Sedgwick (uncredited) Self - Fan of Kyra Sedgwick (uncredited) See fewer	Criminal Minds (2005)
Johnny Dark President Abraham Lincoln (archive footage) (uncredited) President Abraham Lincoln (archive footage) (uncredited) See fewer	Communion (1989)
Barbara Gaines Self - Executive Producer (archive footage) (uncredited) Self - Executive Producer (archive footage) (uncredited) See fewer	Late Show with David Letterman (1993)