Roland Emmerich's apocalyptic action, starring Dennis Quaid and Jake Gyllenhaal. Dedicated climatologist Jack Hall has spent years being ridiculed for his opinions on global warming. However, he is proved right when the world's weather goes haywire, with tornadoes devastating Los Angeles, Britain literally flash-frozen and New York overwhelmed by a killer cold snap. As a small group of survivors wait for help to come, Jack sets out to rescue one of them - his son.