Zachary Knight "Zach" Galifianakis
is an American stand-up comedian, actor, and pianist who is best known for his role as Alan Garner
in The Hangover
film trilogy. He is also well-known for his roles in other films, such as Ethan Tremblay/Ethan Chase in Due Date
, Humpty Dumpty
in DreamWorks' Puss in Boots
, Marty Huggins in The Campaign
, Jake in Birdman
, David Scott Ghantt in Masterminds
, and the Joker
in The Lego Batman Movie
For Disney, he played Ben Kendall in G-Force, Hobo Joe in The Muppets and Muppets Most Wanted, and the Happy Medium in A Wrinkle in Time. He also portrayed the Bus Stop Man in the 2001 Touchstone Pictures film Bubble Boy, Dexter in Corky Romano, and Luke in Out Cold.
Zach Galifianakis visits Jimmy Kimmel Live in February 2017.