Actors want to impress at the beginning, so you take advantage of that by suddenly saying, 'Right, you're here for two weeks.' What you're doing is creating a siege mentality.

I'm always after putting people in extreme circumstances. I'm always after not knowing what I'm doing in those extreme circumstances.

I'm a big sports fan. Football. Cricket.

Events in the present can trigger quite a young part of ourselves. If we don't take responsibility and start looking after that young part of ourselves, we can start asking partners to look after that part of ourselves or we wound ourselves.

I've never done a film before where every single person in the audience knows the ending. I mean suspense, twists are almost impossible these days. People are blogging your endings from their cinema seats.

You live your life and it ends quite quickly and all you can do with it is pass it on decently to someone else. Whether directly or indirectly, behave decently to other people.

One of the things in the Mary Shelley [Frankenstein] is that the creature tells his story, so this begins with the creature's point of view. So, it literally starts with the creature opening his eyes and is born - but is obviously in his 30s. But because they're the creator and the created we thought it would be really interesting if they could look at each other every other night and play each other's roles.