Susanna White Director Emma Thompson Nanny McPhee Actor, Screenwriter, Executive Producer Maggie Gyllenhaal Isabel Green Actor Rhys Ifans Phil Green Actor Maggie Smith Mrs. Docherty Actor Sam Kelly Mr. Docherty Actor Sinead Matthews Miss Topsey Actor Katy Brand Miss Turvey Actor Oscar Steer Vincent Green Actor Asa Butterfield Norman Green Actor Lil Woods Megsie Green Actor Eros Vlahos Cyril Gray Actor Rosie Taylor-Ritson Celia Gray Actor Daniel Mays Blenkinsop Actor Ralph Fiennes Lord Gray Actor Ewan McGregor Rory Green Actor Lindsay Doran Producer Tim Bevan Producer Eric Fellner Producer Debra Hayward Executive Producer Liza Chasin Executive Producer Mike Eley Cinematographer Sim Evan-Jones Film Editing James Newton Howard Original Music Simon Elliott Production Design Bill Crutcher Supervising Art Direction Gary Jopling Art Director Nick Dent Art Director Suzanne Austin Art Director Jacqueline Durran Costume Design Lucy Bevan Casting Pippa Hall Casting