Oliver Parker Director Barnaby Thompson Director Rupert Everett Miss Fritton Actor, Executive Producer Colin Firth Geoffrey Thwaites Actor David Tennant Lord Pomfrey Actor Gemma Arterton Kelly Jones Actor Talulah Riley Annabelle Fritton Actor Tamsin Egerton Chelsea Actor Sarah Harding Roxy Actor Zawe Ashton Bianca Actor Montserrat Lombard Zoe Actor Ella Smith Lucy Actor Christian Brassington Peters Actor Cloe Mackie Tania Actor Holly Mackie Tara Actor Celia Imrie Matron Actor Jodie Whittaker Beverly Actor Jessica Bell Beth Actor Piers Ashworth Screenwriter Nick Moorcroft Screenwriter Paul Brett Executive Producer Nigel Green Executive Producer Chris Smith Executive Producer Emma E. Hickox Film Editing David Higgs Cinematographer Charlie Mole Original Music Lucy Bevan Casting Amanda McArthur Production Design Sara Wan Set Decoration John Reid Art Director Rebecca Hale Costume Design