'Harry Potter' stars through the years

Published On: May 27 2011 12:11:55 PM EDT   Updated On: Jul 12 2011 05:35:55 AM EDT

Since 2001, the stars of the "Harry Potter" films have grown up before our eyes. Take a look at Daniel Radcliffe, Emma Watson, Rupert Grint and Tom Felton through their years at Hogwarts to see how much they've changed.