David Nkrumah Liebe Unger Hart, also credited as D. L. Hart, (born April 19, 1957) is an American outsider musician, puppeteer and actor. He is best known for his appearances on Adult Swim's Tim and Eric Awesome Show, Great Job!, performing bizarre puppetry and singing in a variety of voice characterizations. He is also known in the Los Angeles area for his role as a puppeteer on The Junior Christian Teaching Bible Lesson Program, a local public-access television cable TV program, as well as for performing with his puppet "Doug the Dog" just outside the Hollywood Bowl and Los Angeles Music Center after shows, where he is known to many concert goers simply as the "puppet man". He has also been known at times as David Hart, David Lieber Mintz, David Unger Hart, David King Liebe Hart and DL Hart.
Tim and Eric Awesome Show, Great Job! Chrimbus Special
2010
The People's Joker
2024
Tim and Eric's Billion Dollar Movie
2012
Vampire Zombies...from Space!
2026
Donald Farmer's Wild Ride
2025
Bagboy
2015
Cool As Hell 2
2017
Check it Out! with Scott Clam
2017
The Threee Geniuses
2009
White Cop
2014
Fish Piss
2023
Leolex
2013
LovePump: A Guido Rockumentary
N/A
Public Access Hollywood
2004