Gemma Arterton
as Kate Henderson
Rafe Spall
as Stuart Henderson
Mark Stanley
as Ryan Walker
Amaka Okafor
as Imogen Conrad
Aoife Hinds
as Julie Price
Rochenda Sandall
as Melissa Morris
Galaxie Clear
as Fiona Henderson
Khalid Abdalla
as Zak Hussein
Alex Kingston
as Rose Trewen
Avi Nash
as Ravindra "Rav" Sangvhi
Harley Barton
as Gus Henderson
Roger Allam
as Sir Alan Brabazon
Lydia Leonard
as Amanda Walker
Alma Prelec
as Lena Savic
Samuel Anderson
as Harry Conrad
Steven Elder
as Anthony Fletcher