‘The Avengers 2′ Officially Adds Aaron Johnson as Its Quicksilver
Just the other day, we learned that 'The Avengers 2' was officially adding Elizabeth Olsen to the cast as Scarlet Witch. Now what about her brother? Well, after months of teasing his involvement, it looks like Olsen's 'Godzilla' co-star, Aaron Johnson, is officially on board as well, playing her on-screen sibling Quicksilver.