Zachary Knight "Zach" Galifianakis (born October 1, 1969) is an American stand-up comedian, actor and pianist known for his numerous film and television appearances including his own Comedy Central Presents special. He garnered attention for his role as Alan Garner in the comedy films The Hangover (2009) and The Hangover Part II (2011) directed by Todd Phillips. He also co-starred in Phillips' road trip comedy Due Date (2010). He also co-starred with Eliza Dushku in the short lived Fox TV Series "Tru Calling".
Galifianakis was born in Wilkesboro, North Carolina. Read his whole biography