St Trinian's

Talulah Riley

As Annabelle Fritton

Rupert Everett

As Camilla Fritton / Carnaby Fritton

Gemma Arterton

As Kelly Jones

Colin Firth

As Geoffrey Thwaites

Lena Headey

As Miss Dickinson

Jodie Whittaker

As Beverly

Russell Brand

As Flash Harry

Anna Chancellor

As Miss Bagstock

Juno Temple

As Celia

Tamsin Egerton

As Chelsea Parker

Antonia Bernath

As Chloe

Amara Karan

As Peaches

Paloma Faith

As Andrea

Kathryn Drysdale

As Taylor

Lily Cole

As Polly

Holly Mackie

As Tara

Cloe Mackie

As Tania

Lucy Punch

As Verity Thwaites

Fenella Woolgar

As Miss Cleaver

Celia Imrie

As Hausmutter

Toby Jones

As Schatzmeister

Caterina Murino

As Miss Maupassant

Stephen Fry

As Stephen Fry

Mischa Barton

As JJ French

Tereza Srbova

As Anoushka

Millie Foster

As Saffron

Nathaniel Parker

As Chairman of the National Gallery

Cheryl

As School Band Member

Nadine Coyle

As School Band Member

Sarah Harding

As School Band Member

Nicola Roberts

As School Band Member

Kimberley Walsh

As School Band Member

Esme Thompson

As 1st Year Bookie

Bel Parker

As Aerial Girl

Theo Cross

As Art Teacher

James Rawlings

As Press Secretary

Ben Willbond

As Damaged Inspector

Emily Bevan

As Female Inspector

John Thompson

As Male Inspector

Steve Furst

As Bank Manager

Preston Thompson

As Boy at the Party

Cato Sandford

As Bedales Pupil 1

Jonathan Bailey

As Bedales Pupil 2

Denise Stephenson

As Denise

Andrew Buckley

As Guard

Jody Halse

As Guard

Richard Glover

As Floor Runner

Jeremy Thompson

As Sky Newscaster

Cloi Mckee

As Tania

Rene Costa

As Paramedic (uncredited)