5. George Clooney
Clooney is not only a thorough actor, but he is also a noted director, producer as well as an activist. He has bagged two Academy Awards along with three Golden Globe Awards for performances that have left the audience gaping. Clooney started his career as an extra for a television show called Centennial when was in his late teens, and he has never looked back. No one would believe that George Clooney as we know him was once a complete nerd!