We finally know who's playing Captain Underpants on the big screen! 21Charlie Jane Anders and 35 others eEditaDeleteBPromoteXDismissXUndismissbBlock for sitebHide The Captain Underpants books are among the most banned reading material in the world. They're brilliantly subversive and weird, and a refreshingly dotty spin on superhero lore. And now, they're becoming an animated movie, with Ed Helms as Captain Underpants himself. » 1/22/14 11:46am 1/22/14 11:46amThe Most Frequently Banned Book of 2012: Captain Underpants?