James Joseph "Jim" Parsons
is an American television and film actor who is best known for his role as Sheldon Cooper
on the CBS
sitcom The Big Bang Theory
He played the human version of Walter in the 2011 Disney film, The Muppets. A lookalike of him appeared in the "Phineas and Ferb" episode "Bullseye!". He also voiced Larry Wilder in the Kick Buttowski: Suburban Daredevil episode "Jock Wilder's Nature Camp".