Second instalment in the St Trinians film series about a girls' boarding school. In this film the girls hunt for treasure when they discover their headmistress is related to a famous pirate. Rupert Everett stars as the headmistress Miss Fritton alongside Colin Firth, David Tennant, Jodie Whittaker, Sarah Harding, Zawe Ashton and Ella Smith, with Celia Imrie as Matron.