

Late Show with David Letterman
Late Show with David Letterman is an American late-night talk show hosted by David Letterman on CBS. The show debuted on August 30, 1993, and is produced by Letterman's production company, Worldwide Pants Incorporated and CBS Television Studios. The show's music director and band-leader of the house band, the CBS Orchestra, is Paul Shaffer. The head writer is Matt Roberts and the announcer is Alan Kalter. Of the major U.S. late-night programs, Late Show ranks second in cumulative average viewers over time and third in number of episodes over time. The show leads other late night shows in ad revenue with $271 million in 2009. In most U.S. markets the show airs at 11:35 p.m. Eastern/Pacific time, but is recorded Monday through Wednesday at 4:30 p.m., and Thursdays at 3:30 p.m and 6:00 p.m. The second Thursday episode usually airs on Friday of that week. In 2002, Late Show with David Letterman was ranked No. 7 on TV Guide's 50 Greatest TV Shows of All Time. CBS has a contract with Worldwide Pants to continue the show through 2014; by then, Letterman will surpass Johnny Carson as the longest tenured late-night talk show host.
Seasons

Season 1
219 episodes
Episodes

Season 2
220 episodes

Season 3
210 episodes

Season 4
213 episodes

Season 5
203 episodes

Season 6
213 episodes

Season 7
196 episodes

Season 8
197 episodes

Season 9
208 episodes

Season 10
187 episodes

Season 11
189 episodes

Season 12
193 episodes

Season 13
197 episodes

Season 14
199 episodes

Season 15
168 episodes

Season 16
200 episodes

Season 17
245 episodes

Season 18
181 episodes

Season 19
178 episodes

Season 20
179 episodes

Season 21
118 episodes

Season 22
139 episodes
Cast

David Letterman
Self - Host

Paul Shaffer
Self -Musical Director

Alan Kalter
Self - Announcer (voice)