I don't want to know what they think of me - there's always going to be someone who won't like it and that'll just upset me. So, if I'm happy with it, it just matters if I've done my little vision.

It was this feeling the whole time like I shouldn't be here among all these stars and professionals. I was trying to keep my distance because I wanted to watch everyone. But they want you to feel at home and be part of it, and it became normal very quickly.

Sometimes I`m stressed and I`m sick of things and I need to forget about them for a while, so in Harry Potter you`re taken to this wonderful imaginary world where everything is so different. But also the main characters are completely real and modern so you can relate to them.

We’re damn lucky to have our bodies, these strange, multi-functional machines, that let us leave our legacy on the planet.

It calmed me down to see that most of the time no-one gets the scene on the first take.

Drawing on the experience I have of now directing, to me, my one strength that I know is my ability to communicate with actors and therefore make characters really important.

While I was in London it was completely upside-down. I got a whole new life and it was a challenge to keep in touch with my life in Ireland, but it was great fun. Now though, I've been back home since November and gradually all connections with my HP life have been fading.