James McAvoy, left, portraying a young Professor Xavier, interacts with Patrick Stewart, as his future self, in a scene in "X-Men: Days of Future Past." (20th Century Fox via Associated Press)
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James McAvoy, left, portraying a young Professor Xavier, interacts with Patrick Stewart, as his future self, in a scene in "X-Men: Days of Future Past." (20th Century Fox via Associated Press)
