1. George Clooney

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Clooney is the definition of a late-bloomer, an actor who didn’t really became famous or respected until well into his 40s when he nabbed the lead role in “ER.” And fortunately for him, his looks seemed to have matured as he became more popular, and by going prematurely gray, Clooney achieved a casual elegance and lived-in masculinity that’s been earned the hard way.