Rebecca Hall

Florence Cathcart

Acting

Dominic West

Robert Mallory

Acting

Imelda Staunton

Maud Hill

Acting

Isaac Hempstead Wright

Tom

Acting

Lucy Cohu

Constance Strickland

Acting

Cal MacAninch

Freddie Strickland

Acting

John Shrapnel

Reverend Hugh Purslow

Acting

Diana Kent

Harriet Cathcart

Acting

Richard Durden

Alexander Cathcart

Acting

Alfie Field

Victor Parry

Acting

Tilly Vosburgh

Vera Flood

Acting

Ian Hanmore

Albert Flood

Acting

Andrew Havill

George Vandermeer

Acting

Anastasia Hille

Dorothy Vandermeer

Acting

Joseph Mawle

Edward Judd

Acting

Shaun Dooley

Malcolm McNair

Acting

Steven Cree

Sergeant Evans

Acting

Felix Soper

Julian Dowden

Acting

Sidney Johnston

John Franklin

Acting

Spike White

Alistair Howell

Acting

Charlie Callaghan

Chris Hartley

Acting

James Kirkham

William Ramsbottom

Acting

Ewan Andrew Walker

Richard McGorian

Acting

Adam Thomas Wright

Max Tebbitts

Acting

Ben Greaves-Neal

Child Impostor

Acting

Daniel Pirrie

Captain Mills

Acting

Nicholas Amer

Edgar Hirsthwit

Acting

Nick Murphy

Teacher 1

Directing

Neil Broome

School Master (uncredited)

Acting