Nathan Fillion's Green Lantern Is a 'Jerk' In James Gunn's Upcoming Superman: 'You Don't Have To Be Good'

There's a whole new version of Superman on the horizon from James Gunn, and with it comes Nathan Fillion's Green Lantern. The actor opened up about how his version of Guy Gardner will be different from other film and small screen versions -- and it turns out he isn't exactly going to be the most charming iteration of the character.