Sex and love. Some seek it, some need it, some spurn it and some pay for it, but we're all involved in it. Set on one afternoon on Hampstead Heath in north-west London, the film investigates the minutiae of seven couples. What makes us tick?
Holly Aird
Eileen Atkins
Hugh Bonneville
Tom Hardy
Douglas Hodge
Adrian Lester
Andrew Lincoln
Ewan McGregor
Gina McKee
Elle Mckenzie
Sophie Okonedo
Eglantine Rembauville-Nicolle
Benjamin Whitrow
Nicholas Sidi
Mark Strong
Catherine Tate
Polly Walker
Benjamin Whitrow