- David Letterman (Self - Host)
- Paul Shaffer (Self - Musical Director)
- Alan Kalter (Self - Announcer)
Late Show with David Letterman — S20E122
Episode: Ricky Gervais; Rahm Emanuel; Janelle Monae
Air Date: 2013-09-09
Overview
From "Derek", creator and actor Ricky Gervais; Chicago Mayor Rahm Emanuel; musical guest Janelle Monae.