Zack Sharf Digital News Director Lex Luthor met Lex Luthor as Nicholas Hoult was the latest guest on the “Inside of You” podcast with host Michael Rosenbaum. Hoult is taking on the role of Lex Luthor in James Gunn’s upcoming “Superman,” which is now filming in Atlanta. Rosenbaum spent seven seasons playing a younger version of the villain on “Smallville.” Hoult revealed that Rosenbaum’s Lex was the first Lex he ever saw on screen as he watched “Smallville” long before getting a look at Gene Hackman’s Lex in Richard Donner’s “Superman” movies.