"I've been talking about (directing) a lot, but I'm still not sure I'm going to do it," he tells Australia's GQ magazine.
"When you're a director you have so many different elements you need to be in control of.
"I get very obsessive when I do movies and it encompasses my life. And I don't know how I'd react to 200 different people asking me questions. I might spiral off into some other dimension of obsessiveness. For now, playing the character and being responsible for myself is what I'm doing. (But) you never know. I might give it a try. Because it does seem fun."