Calvin Spalding in the television series MAS*H from 1974 to 1975. Wainwright starred as Hal Karp in the TV series Undeclared from 2001 to 2002. He has also starred in the films Big Fish, The Aviator, The 40 Year-Old Virgin, Elizabethtown, For Your Consideration, Knocked Up, G-Force, and more. Wainwright won a Grammy Award for Best Traditional Folk Album in 2010 for High Wide & Handsome: The Charlie Poole Project.
