George Butler is a director and producer. He has created acclaimed documentary features as well as giant screen films including Pumping Iron, The Endurance, Going Upriver: The Long War of John Kerry and Roving Mars. Butler's films have screened at over 30 international film festivals and won honors ranging from National Board of Review Best Documentary of the Year (2001, The Endurance), IDA Best Documentary finalist (1990, In the Blood), the Whitney Biennial (2006, Going Upriver), to National Academy of Science Best Science Film of the Year (2008, Roving Mars). His IMAX® film Roving Mars was produced by Frank Marshall and distributed by Disney around the world. The New York Times called it "the best IMAX movie ever made."