Olivia Thirlby

I don't believe that if I came out as bisexual the world will change. But it's really important for people to be truthful about who they are and fight for equality. We need to help the world usher itself into the next phase.

Acting is something that I always wanted, but I never paid attention to the notion that it might actually work out. You have all sorts of ideas about what you want to do - at one stage, I wanted to be a jockey - but this is the one that's a big deal.

'Red Knot' is a film that I shot in Antarctica almost three years ago on a boat. It was a film that was improvised and it had very interesting circumstances while making the film, obviously. We were on a small boat bobbing around in Antarctica. It was a really remarkable experience.