Everyone plays their own crucial part towards the film.

It's definitely more fun playing a bad guy. It feels a lot better than playing one of the good guys.

It's remarkable to see the advancements since the early days of [Harry] Potter with putting LEDs on everything, pointing sticks and measuring. Just archaic stuff. Now, it's like one guy with a laptop.

I think it's pretty crazy to say you've been typecast at the age of 20 before you've even really started getting going.

I'd rather play a character that was really, really different to me as to someone who is quite close to my character.

I was in three of the Harry Potter films without reading one of those book, quite thankfully.

It's like in politics: You can have great intentions for the world, but if you're not a good speaker and if you're not the sort of person that people can intimately link with, then it makes it very easy to say, "Well, they're not a nice person."