Name	Known for
David Letterman Self - Host Self - Host See fewer	Late Show with David Letterman (1993)
Regis Philbin Self - Guest Self - Guest See fewer	Little Nicky (2000)
Joseph Arthur Self - Musical Guest Self - Musical Guest See fewer	The Bourne Identity (2002)
Paul Shaffer Self - Musical Director Self - Musical Director See fewer	This Is Spinal Tap (1984)
Santiago Archila Self - Audience Member participating in 'Audience Show & Tell' Self - Audience Member participating in 'Audience Show & Tell' See fewer	Thunder in Paradise (1993)
Nelson Dudley Self - Audience Member participating in 'Audience Show & Tell' Self - Audience Member participating in 'Audience Show & Tell' See fewer	Late Show with David Letterman (1993)
Alan Kalter Self - Announcer / Hosting 'Alan Kalter's Celebrity Interview' Self - Announcer / Hosting 'Alan Kalter's Celebrity Interview' See fewer	Commander USA's Groovie Movies (1985)
Andrea Lo Self - Audience Member participating in 'Audience Show & Tell' Self - Audience Member participating in 'Audience Show & Tell' See fewer	Batman: Gotham by Gaslight (2018)
Stephanie Birkitt Self - Handing Out Prizes to Audience (uncredited) Self - Handing Out Prizes to Audience (uncredited) See fewer	Criminal Minds (2005)
Jude Brennan Self - Executive Producer in Cold Open Sketch (uncredited) Self - Executive Producer in Cold Open Sketch (uncredited) See fewer	Late Show with David Letterman (1993)
Jimmi Simpson Lyle the Intern (uncredited) Lyle the Intern (uncredited) See fewer	Dark Matter (2024)