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Robert Zemeckis directed the "Back to the Future" films, where Lea played a major role. Zemeckis is an American film director, producer, and screenwriter. He is best known for his work in science fiction and adventure films, such as "Back to the Future" (1985), "Who Framed Roger Rabbit" (1988), "Forrest Gump" (1994), "Contact" (1997), and "Cast Away" (2000).