Tags: Comedian.
Zachary Knight Zach Galifianakis (/ˌɡælɨfəˈnækɨs/ GAL-i-fə-NAK-iss; born October 1 1969) is an American stand-up comedian and actor known for his film and television appearances including his own Comedy Central Presents special. He has garnered attention for his role as Alan Garner in The Hangover trilogy directed by Todd Phillips and in the road trip comedy Due Date.