Everybody has to know where they're coming from, what they're doing, why they're doing it, who they are. These are essentials.

I knew how to act and had studied acting and enjoyed it, but I'd never pushed myself to really perform as an actor, and create a role, and have the whole character's backstory.

My phobias worsen as I get older. I'm scared of flying, driving. I'm terrified of sharks. I'm a germaphobe. But I try to face my fears; I do. Well, most of them.

There's something very scary about exposing yourself on camera, knowing that you're going to be put on thousands of screens around the world for everyone to judge, but there's also something very thrilling and exciting about it.

The scariest people are usually the sweetest.

So when I was beating the guy, I started thinking, 'What if I was Hannah Montana?' . . . And little do they know that that's why I look so insane . . . I'm torturing myself with thoughts of, 'How could I actually pull off being a high school student and a pop star at night?'

I've always wanted to make a big apocalypse movie. I love 28 Weeks Later, I think it's great but Cell is totally different. It's about people's dependence on technology, the collapse of society and watching everything fall apart. That's something I've always wanted to do, which I believe it can!