Billionaire and aviation tycoon Howard Hughes (Leonardo DiCaprio) is a successful public figure: a director of big-budget Hollywood films such as "Hell's Angels," a passionate lover of Hollywood leading ladies Katharine Hepburn (Cate Blanchett) and Ava Gardner (Kate Beckinsale), and an aviation pioneer who helps build TWA into a major airline. But in private, Hughes remains tormented, suffering from paralyzing phobias and depression. The higher he rises, the farther has to fall.