Season 20 · Episode 68 of 179
Aired May 9, 2013
Jack Hanna; Benedict Cumberbatch
Thu, May 9, 2013
·
57 min
0 of 179 watched this season
Animal expert Jack Hanna; from "Star Trek: Into Darkness", actor Benedict Cumberbatch.
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Airs
Thu, May 9, 2013
57 min
Show
Late Show with David Letterman
4252 episodes
Episode
S20 · E68
in Late Show with David Letterman