Jack Lowden

Siegfried Sassoon

Peter Capaldi

Siegfried Sassoon (Older)

Simon Russell Beale

Robbie Ross

Jeremy Irvine

Ivor Novello

Calam Lynch

Stephen Tennant

Tom Blyth

Glen Byam Shaw

Kate Phillips

Hester Gatty

Gemma Jones

Hester Gatty (Older)

Geraldine James

Theresa Thornycroft

Ben Daniels

Dr. Rivers

Edmund Kingsley

Rex Whistler

Harry Lawtey

Bobby Andrews

Anton Lesser

Stephen Tennant (Older)

Lia Williams

Edith Sitwell

Suzanne Bertish

Lady Ottoline Morrell

Jude Akuwudike

Priest

Joanna Bacon

Lady Sybil Colefax

Matthew Tennyson

Wilfred Owen

David Shields

Alexander Fenton

Julian Sands

Chief Medical Officer

Thom Ashley

Hamo Sassoon

Richard Goulding

George Sassoon

Edward Bennett

T.E. Lawrence

Stacey Lynn Crowe

Nurse

Jamie-Lee Beacher

Nurse

Paddy Rowan

Young Soldier

Kellie Shirley

Singing Girl

Daniel Tuite

Major McCartney-Filgate

Mark Oosterveen

Army Doctor

Steven Pacey

Army Doctor

Joyce Henderson

Matron

Torquil Munro

Pianist

Georgina Rylance

Dorothy Brett

Jonathan Broadbent

Robert Graves

Olivia Darnley

Edith Oliver

Tim Delap

Geoffrey Keynes

Christopher Naylor

Tailor

Orlando Jopling

Conductor

Bobby Robertson

Taxi Driver

Chris Dale

Anglican Priest

Andrew Bradley

Stage Doorman