- Studied at the National Youth Theatre in London at 16.
- Dropped out of University College London after landing the part of Eveline in the 1999 BBC sitcom Let Them Eat Cake.
- Replaced Nicole Kidman in You Will Meet a Tall Dark Stranger (2010) after Kidman left the film due to scheduling conflicts.
- Named one of the 10 Actors to Watch in 2010 by Variety magazine.
- Johanna — Mother
- Tom Punch — Brother
- Michael Punch — Father
- Attended University College, London, England
- Birth Name: Lucy Alice T. Punch
- Birth Place: Hammersmith, London, England
- Birthday: December 30, 1977, Capricorn
- Profession: Actor