One of Hollywood's most bankable young stars reflects on his early pretty-boy roles ("I had no fucking interest in all these"), his failed audition for 'Avatar' ("I was just awful"), almost turning down 'Star Trek' ("I was scared") and finding his best part yet in a modern-day Western ("the only experience I've had where I knew I had to do it"). Learn more about your ad choices. Visit megaphone.fm/adchoices