Nicholas Hoult as Lex Luthor — or any number of soulless billionaires. Photo: Jessica Miglio/Warner Bros./Everett Collection Lex Luthor is scary again. In the new version of Superman , writer-director James Gunn and actor Nicholas Hoult team up to infuse an old comic-book villain with a level of cruelty never before showcased in screen versions of the character. Hoult’s Luthor is the most psychologically complex, yet mixed and matched with elements from today’s headlines. In his thorough