Question: actors who played the same character at different ages?
Answer:  Josh Brolin And Tommy Lee Jones As Agent K In 'Men In Black 3' ... ,  Elle Fanning And Dakota Fanning As Lucy In 'I Am Sam' ... ,  Jamie Lynn Spears And Britney Spears As Lucy In 'Crossroads' ... ,  Alice Richmond And Tina Fey As Liz Lemon In '30 Rock' ... ,  Rachel McAdams And Gena Rowlands As Allie Calhoun In 'The Notebook'