- Ben Chaplin Trent
- Penélope Cruz Gloria
- Ralph Fiennes Stephen Tulloch
- Ian Holm Edward Aylesbury
- Rhys Ifans Colin
- Kristin Scott Thomas Iona Aylesbury
- Damian Lewis Marcus Aylesbury
- Jason J. Tobin Fat Boy
- Natalie Press Fiona
- Archie Panjabi
- Harriet Walter Penelope Aylesbury
- Sam Hazeldine Asistente