I'll always take Scrabble and chess if I'm going filming. But I do have the Scrabble dictionary, which can be infuriating for other players.

I do get funny people sometimes coming up to me in supermarkets in America with my picture in their pocket, which is a bit strange.

When I was little it was a great time for film-making, with stuff like Mike Nichols' 'Silkwood.' The films you see in that pre-secondary-school stage stay with you in a very particular way.

What am I doing in this silly showbiz life? I do wonder that sometimes.

I play the guitar. This year at the Sundance film festival, I joined the band from 'The Guitar' on stage. We warmed up for Patti Smith, and then the director Michel Gondry got on the drums to play some songs from the soundtrack to his film Be Kind Rewind with Mos Def. It was pretty mad.

I'll always take Scrabble and chess if I'm going filming. But I do have the Scrabble dictionary, which can be infuriating for other players.

Once you get into your stride, the camera becomes like another person in the room. It's like being in a very small theatre where there is no getting away with anything because the audience is centimetres away from you.