I certainly identify with the role of mentor and, to some degree, maybe teacher. I do a lot of work with kids at the Old Vic.

Essentially, your voice is an instrument; its a muscle, and you have to treat it like a muscle, and so you have to work it.

The journey that we go on as actors is an interesting one and sometimes a revealing one.

Mediocrity is the elephant in the room.

I always remember is that no matter how good I might be in a movie, I'll never be any better. It's frozen. But in theatre I can be better tomorrow night, I can be better the night after that and I can be better in a week. The journey you go through as an actor is incredible.

In recent years we've seen an explosion of creative programming, and I think it represents a third golden age of television because the creators have more control over the story. The audience doesn't care about the platform. They care about the content.

Have we become so celebrity-obsessed that there is no longer a difference between a character and an actor? I hope not.