The great thing about space films generally, with the exception of Apollo 13, is that big stars tend not to work in space and I think that's because space is an equaliser. It makes everyone the same really and suits an ensemble cast and actors who are prepared to work with each other.

I was brought up a very strict Catholic and I don't practice anymore or anything.

It just seduces you when you read a story and your brain relates to it. You recognize or connect with it. You identify with it; you're bound to.

When you're in zero gravity everything moves at the same speed and nothing stops it. If you throw something it travels forever but it still travels at the speed you threw it at. To make it plausible, movies have chosen to show it in slow motion.

Always changing genres, making very different films is a good idea. It's a way of making yourself feel vulnerable again, getting back to that innocence. As is working within a circumspect budget.

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.

Both of my sisters have been teachers and they used to say you get asked between 300 and 600 questions every day which you have to answer. That's exactly what directing is. And the vast majority of those questions are not very interesting really, but they need somebody to make a decision - a good one or a bad one - and they follow it.