Dan Lemmon is a visual effects supervisor. On January 24, 2012, he was nominated for an Academy Award for the movie Rise of the Planet of the Apes. Notable films he has worked on include Titanic, How the Grinch Stole Christmas, The Lord of the Rings: The Fellowship of the Ring, A Beautiful Mind, The Lord of the Rings: The Two Towers, The Lord of the Rings: The Return of the King, I, Robot, King Kong and Avatar.