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15 to Watch: Hollywood's Next A-List

Hollywood is full of celebrities, but few stars. True film stardom — the power to draw huge crowds on opening weekend — has belonged to an elite few for decades. Now, Dwayne Johnson and a new generation of actors are jostling to join the A-list ranks. Can they do it? EW interviewed studio execs, producers, and agents to find out who is most likely to become the next Will Smith or Julia Roberts.