22 Season
4252 Episode
Late Show with David Letterman - Season 20 Episode 70 Mark Harmon; Amy Schumer; Luke Bryan
From "NCIS", actor Mark Harmon; from "Inside Amy Schumer", comedienne Amy Schumer; musical guest Luke Bryan.
- Country : United States of America
- Genre : Talk, Comedy
- Director :
- Cast : David Letterman, Paul Shaffer, Alan Kalter