Who is this guy? He worked on framing “Roger Rabbit,” helped sink the “Titanic,” summoned the tornadoes in “Twister” and … put the visual chill in “Polar Express.” Also, along the way he’s worked on some of the highest revenue-producing movies in history, including; “Deep Impact,” “Back to the Future parts II and III,” “The Mummy,” “K-19: The Widowmaker.” and “Forest Gump, ” among many others.