Jack Hall

Jack Hall is a climatologist of the National Oceanic and Atmospheric Administration. While collecting ice samples in Antarctica with his colleagues Frank Harris and Jason Evans, he discovers a rope cutting serious climate issue. However, his concerns are dismissed twice by Raymond Becker, the Vice President of United States, who only cares for the economy. When a massive storm hits the entire Northern Hemisphere, Jack's son Sam Hall is trapped in Manhattan New York so his decides to go rescue him, but before departing with Frank and Jason, he has a final chance to persuade the government in taking immediate action, and saving as many people as they can.

Lucy Hall
Lucy is Jack's wife. She is also the mother of Sam Hall.

Sam Hall
Sam is Jack's son, he means the world to him despite being unable to see him most times because of his work that results in him being away from Sam a lot of the time.