The harder the circumstances under which you're making a movie, generally the better the friends you make. You're far away from home and so you're kind of lonely, and you end up all gravitating towards each other and the bar every night. It tends to be inversely proportionate to the comfort level on the movie, how close you become to everybody.

It is brilliant going to the theatre and being forced to sit and listen and think about life. It can be almost a near-religious experience.

I'm a dual citizen, as are my husband and children. We have got eight passports between us; we're weighed down by them whenever we go anywhere.

I thought a parent's job was to tell their children not to go into acting as a profession!

It's quite frightening; the business of trying to be funny is very hairy. In comedy, the potential for humiliation is huge. Trying to be funny and failing is about the most embarrassing thing you can do.

You never in a million years thought that you would ever end up in a Woody Allen film even though that might be your dream, and there you are. Suddenly you've got one. But you're not playing the quintessential Woody Allen heroine, which is somebody that's full of self-doubt and heartbreakingly naïve. Chloe in Match Point was a nightmare in some ways and totally entitled, and felt like everything was going to be all right. Most of the women in Woody Allen films feel like everything's awful. I didn't understand what to do. But some of the confusion is helpful.

I was determined not to become an American citizen but I did it for completely cynical reasons: to avoid paying inheritance tax in the U.S.