It's the story of a young woman's journey that involves a great deal of horror and some heroics. It's certainly darker than Serenity, and there are a lot of left turns along the way. It is something I had in mind for a while, and it just poured out of me when I finished my film.

It's the story of a young woman's journey that involves a great deal of horror and some heroics,

You take people, you put them on a journey, you give them peril, you find out who they really are.

I took the overreaching arc I was headed toward in the TV show and made that the plot of the movie, ... I had to jettison or streamline plenty of things. It's two totally different mediums, and you've got to respect that. A TV show can kind of meander its way along and find a little piece of something for everybody. A movie is more about the momentum of the main story.

My dad would go to work every day and write in a room full of funny people. He enjoyed it. I know great writers who find the process agonising but to me, writing has always been sheer joy.

The thing about a hero, is even when it doesn't look like there's a light at the end of the tunnel, he's going to keep digging, he's going to keep trying to do right and make up for what's gone before, just because that's who he is.