- David Letterman (Self - Host)
- Paul Shaffer (Self -Musical Director)
- Alan Kalter (Self - Announcer (voice))
Late Show with David Letterman — S14E13
Episode: Marg Helgenberger, Ronn Lucas and Scorch, Diana Krall
Air Date: 2006-09-20
Overview
Day 3 of Ventriloquist Week with Ronn Lucas & Scorch, plus Marg Helgenberger and Diana Krall!