The trouble with addiction is that you can park the car but you can never switch off the engine or stop yourself from hearing the revs.

The thought of filming in London was a big draw because I could stay in my house. I read it, and I was really taken with it because it felt at once very unapologetic for what it was, which is a romantic comedy. But at the same time, a little spiky and a little truthful.

Being a geek is extremely liberating

Suddenly, the world I had scrutinised for so long was all around me, as if I had leaned forward and climbed into the television like Alice through the looking-glass. I had no idea just how deep the rabbit hole would go.

We realised that it was important to embrace this popcorn logic, that it works, that it's funnier when you fire 20 rounds from one tiny pistol. Then it becomes the joke, it's funnier when you pay less attention.

Ultimately, we are all products of the experiences we have and the decisions we make as children, and it remains a peculiar detail of human condition that something as precious as the future is entrusted to us when we possess so little foresight. Perhaps that's what makes hindsight so intriguing. When you're young the future is a blank canvas, but looking back you are always able to see the big picture.

I think the jokes would have been a bit broader and a bit more obvious in terms of the day-to-day of country life.