TV Late Show with David Letterman Late Show with David Letterman 6.424/10 by 164 users David Letterman uses mature humor to appeal to his audience in this weeknight series, which gets its music from a house band led by Paul Shaffer. Among the show's most-famous segments are the Top Ten List and Stupid Pet Tricks, the latter of which subsequently led to an additional recurring segment called Stupid Human Tricks. Details Casts Posters Images Title Late Show with David Letterman Alternative Titles The Late Show with David Letterman, Letterman First Air Date 1993-08-30 Last Air Date 2015-05-20 Number of Episodes 4252 Number of Seasons 22 Genres Talk, Comedy, Networks CBS, Casts David Letterman, Paul Shaffer, Alan Kalter Plot Keywords , Self - Host David Letterman Self -Musical Director Paul Shaffer Self - Announcer (voice) Alan Kalter