Dakota Johnson takes a lie detector test for Vanity Fair. Has she ever been starstruck by a costar? If she couldn't act, would she be an Instagram model? What superhero would she like to play? Did she get distracted by Chris Hemsworth's abs? Is she anything like Anastasia Steele in 50 Shades of Grey? Dakota stars in Bad Times at the El Royale, out Friday October 12th.