To celebrate the actress' special day, click through the gallery below to see the cast of E.T. the Extra-Terrestrial then and now!
Drew Barrymore (Gertie)
After playing Elliot's little sister, Drew, 42, rose to fame with adult roles in Poison Ivy, Never Been Kissed, The Wedding Singer, 50 First Dates and Charlie's Angels. The actress and producer — who is mom to daughters Olive and Frankie — most recently starred in films He's Just Not That Into You, Everybody's Fine, Going the Distance and Blended.