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Cate Blanchett

Catherine Ravenscroft

Kevin Kline

Stephen Brigstocke

Sacha Baron Cohen

Robert Ravenscroft

Lesley Manville

Nancy Brigstocke

Louis Partridge

Jonathan Brigstocke

Leila George

Young Catherine

Indira Varma

Narrator (voice)

Kodi Smit-McPhee

Nicholas Ravenscroft

Youssef Kerkour

Richard Perkins

Whitney Kehinde

Emily

Adam El Hagar

Young Robert

Jung Ho-Yeon

Kim

Bertie Haarer

Young Nicholas Ravenscroft

George Haarer

Young Nicholas Ravenscroft

Art Malik

Justin

Michael Spicer

Simon

Gemma Jones

Helen

Faraz M. Khan

Roger

Evadney Keith

Doctor

Sarah Priddy

Nurse #1

Liv Hill

Sasha

Christiane Amanpour

Christiane Amanpour

Zannah Hodson

Mrs. Pemberton

Natasha Magigi

Charity Woman

Adam Ganne

Charity Mover

Ralph Maystone

Charity Mover

Rachel Atkins

Headmaster's Secretary

Archie George

Prefect

Oliver Shaw

Tristan Pemberton

Benji Hunter

Bullied Boy

Keira Chansa

Documentary Girl

Crispin Letts

Catherine's Boss

Faith Edwards

Lynn

Shazia Nicholls

Meg

Owen Igiehon

George

Beth Hinton-Lever

Jodie

Sukh Ojla

Janise

Rex Goldsmith

Fishmonger

Roby Singh

Snappy Snaps Attendant

Rob Jarvis

DCI Duggins

Vineeta Rishi

Officer Davis

Guy Mandozzi

Morgue Doctor - Italian

Rosie Hilal

Waitress

Robert Hitchmough

Cabbie

Claire Price

Claire - Bookshop Owner

Olu Adaeze

Ambika

Cornelius Booth

Andrew

Anna Andresen

Camila

Marcus Garvey

Charles

Satnam Bhogal

Dev

Ruhthie Durang

Maya

Leon Annor

Kofi

Jung Sun den Hollander

Board Room Member #8

Ethan Lawrence

Tommy

Adam Shaw

Peter

Tommaso Sicuro

Waiter - Wiltons

Paul Collin-Thomas

Elvis

Emma Barley

Smack Den Woman

Marsha Millar

Jamaican Woman - Routemaster

Anya Marco-Harris

Aleena

Daniele Nicoli

Judicial Officer

Elisabeth Hopper

Sarah Fincham - HR (voice)

Emma Fisher

Nurse #2

Joy Lambert

Nurse #3

Madeleine Worrall

Distressed Woman

Josias Bertrand

Cab Driver - Stephen

Sharif Dorani

Cab Driver - Catherine