Jim Parsons

Jim Parsons stars as theoretical physicist “Sheldon Cooper” on The Big Bang Theory, a role which has earned him two consecutive Primetime Emmy® Awards and the Golden Globe Award for Best Actor in a Television Series Musical or Comedy. Parsons made his first television appearance in 2002 in Ed, then landed his first feature role in Garden State starring Zach Braff and Natalie Portman in 2004. Fans were delighted to see him portray "Human Walter" alongside Jason Segel and Amy Adams in The Muppets.

More about the show the official The Big Bang Theory site.