Kenneth Branagh, Spice Girls, Jim Nantz Biff has hot towels for the audience, while the Spice Girls perform ""Stop."" Details Casts Title Kenneth Branagh, Spice Girls, Jim Nantz Genres Talk Comedy Release Date 1998-01-15 Episode Runtime 01 Hours 03 Minutes Season Number 5 Episode Number 80 Production Companies Worldwide Pants, CBS Entertainment Productions, CBS Productions, CBS Studios David Letterman Self - Host Paul Shaffer Self -Musical Director Alan Kalter Self - Announcer (voice)