who plays sheldon cooper
The Big Bang Theoryâs Jim Parsons: Sheldon has something broken about him. Lesley O Toole Thursday 29 May 2014 10:26 am. Jim Parsons (right) with Simon Helberg, Melissa Rauch and Mayim Bialik on the set of The Big Bang Theory (Picture: AP Photo/CBS, Michael Yarish, File). Jim Parsons, 41, plays Sheldon Cooper in The Big Bang Theory. His new TV film, The Normal Heart, is based on Larry Kramerâs play about Aids in 1980s New York.