Nanny McPhee is a 2005 comedy drama fantasy film based on the Nurse Matilda character by Christianna Brand. It was directed by Kirk Jones, coproduced by StudioCanal, Metro-Goldwyn-Mayer Pictures, Working Title Films, Three Strange Angels, and Nanny McPhee Productions with music by Patrick Doyle, and produced by Lindsay Doran, Tim Bevan, and Eric Fellner. Set in Victorian England in the 1860s, the film stars Emma Thompson (who wrote the screenplay for the film) as Nanny McPhee, along with Colin Firth, Kelly Macdonald, Derek Jacobi, Celia Imrie, Patrick Barlow, Imelda Staunton, Thomas Sangster and Angela Lansbury.

The film was theatrically released on 28 October 2005 in the UK by United International Pictures and on 27 January 2006 in the US by Universal Pictures. Thompson also scripted the film, which is adapted from Christianna Brand's Nurse Matilda books. The filming location was Penn House Estate, Buckinghamshire. A sequel, Nanny McPhee and the Big Bang, was released in 2010.