You don't want to just preach to people; you want to get them emotionally involved, and I think you do that with a wonderful human story about one person's struggle.

What interests Sam Mendes are characters and relationships, and he was a genius at giving you the freedom to create the type of character you want, and also to explore and have fun with your fellow actors. For him, characters and relationships are really the heartbeat of the film, and then the action is the backdrop. By developing the characters, he makes you care that much more about the action and going on a journey with the characters.

I don't why I was bullied. I was quite shy and skinny. Very nerdy, very bookwormish. I think I was just a target.

Getting to travel around the world and go to glamorous locations is certainly not what I had as a kid.

It is great to be a part of big-budget movies, but it is harder to feel like you are contributing, in the sense that it has such big machinery behind it.

I think there's nothing more amazing than helping people every day.

[I like to cook] Shepherd's pie, which is a classic British dish. But my version reflects my Jamaican roots, because I add jerk to it as well.