Jim Parsons as Sheldon Cooper - Now:
Given his brilliant performance, it's hard to believe that Sheldon was Jim Parsons' breakthrough role. He has since garnered numerous prestigious awards, including four Primetime Emmy Awards for Outstanding Lead Actor in a Comedy Series and a Golden Globe. Parsons even debuted on Broadway in 2011 in "A Normal Heart." His popularity has translated into a salary of $900,000 per episode alongside his costars.