There were some parts of the film [Swiss Army Man] that the Daniels [Kwan and Scheinert] really wanted to look as elegant as a piece of ballet. As Hank and Manny go on in the story, they get better and better at being with each other and more and more adept - Hank knows more and more what Manny's going to need at any given point, and having that choreography helps a bit.

I've always had a slightly overactive imagination.

My dad's got a brilliant eye for scripts 'cos he's a literary agent. He and my agent read a load of scripts and filter them.

I think I tried to steal a Mars bar once from a shop but then I went and put it back.

When you're in the position I'm in, you have two options: you can either shut yourself off from everybody, from the world, and not live a full life. Or you welcome everybody into your life and occasionally somebody will try to take advantage.

I'll miss some of the opportunities that playing Harry [Potter] brought me.

I think I'm a tiny bit like Harry 'cos I'd like to have an owl. Yeah, that's the tiny bit, actually.