Dan Mazer Director, Screenwriter Rose Byrne Nat Actor Rafe Spall Josh Actor Anna Faris Chloe Actor Simon Baker Guy Actor Jason Flemyng Hugh Actor Minnie Driver Naomi Actor Stephen Merchant Danny Actor Olivia Colman Linda Actor Jane Asher Diana Actor Kerry Howard Clare Actor Joseph Millson Charlie Actor Craig Izzard Jacob Actor Tim Bevan Producer Eric Fellner Producer Jane Hooks Producer Kris Thykier Producer Olivier Courson Executive Producer Liza Chasin Executive Producer Debra Hayward Executive Producer Ron Halpern Executive Producer Ben Davis Cinematographer Tony Cranstoun Film Editing Ilan Eshkeri Original Music Simon Elliott Production Design James Wakefield Art Director Rebecca Alleway Set Decoration Charlotte Walter Costume Design Lucinda Syson Casting