When their beloved school is threatened with closure should the powers that be fail to raise the proper funds, the girls scheme to steal a priceless painting and use the profits to pull St. Trinian's out of the red.

Talulah Rileyas Annabelle Fritton
Rupert Everettas Camilla Fritton / Carnaby Fritton
Gemma Artertonas Kelly Jones
Colin Firthas Geoffrey Thwaites
Lena Headeyas Miss Dickinson
Jodie Whittakeras Beverly
Russell Brandas Flash Harry
Anna Chancelloras Miss Bagstock
Juno Templeas Celia
Tamsin Egertonas Chelsea Parker