Watch Henry Cavill Take The ALS Ice Bucket Challenge While Wearing The Superman Suit Michael Lee, August 26, 2014August 26, 2014 Videos of celebrities doing the ALS Ice Bucket Challenge are a dime a dozen, some of them are doing it while on the set of films currently in production. But few actually do it in character, or at least wearing their costumes. Captain America: The Winter Soldier‘s Sebastian Stan and…