My favorite phrase, that a friend of mine who worked on the Potter films and was a lot older than me would use in front of me, and I picked up from him many great phrases - the English have a lot of great idioms for sweating. I don't know why that is. But that's what we do. I feel like it's particularly our country; probably everywhere has a lot of idioms for sweating. He always said, "I'm sweating like a glassblower's asshole," which I always found an incredibly strange and yet vivid image.

My job to make sure that thing is kick-ass - takes the mold, jumps on it, throws glitter all over it, smashes it, kicks it around, and drops the mic. If we don't do that, then we deserve not to have a hit.

I thought I was an actor playing a wizard. But really, I was a wizard playing an actor.

And well historically it's never been a good thing to compare yourself to biblical characters.

England is my home. London is my home. New York feels like, if I have to spend a year living in an unfamiliar city, this is a pretty lovely one to spend a year in, but I will be going home at the end of it, certainly.

The most wonderful thing I hear is people coming up and saying 'Thank you for my childhood', which still blows my mind but is very sweet.

Who are the executives, and what are the stories that are being released? Not just in movie theaters but online. When you watch Master of None, you're like, yes, this is real life to me. These are refreshing types of stories.