Coup

Olivia Colman

Queen Elizabeth II

Tobias Menzies

Prince Philip, Duke of Edinburgh

Josh O'Connor

Charles III of the United Kingdom

Helena Bonham Carter

Princess Margaret

Ben Daniels

Lord Snowdon

Jason Watkins

Harold Wilson

Marion Bailey

Queen Elizabeth the Queen Mother

Erin Doherty

Princess Anne

Andrew Buchan

Andrew Parker Bowles

Geraldine Chaplin

Wallis Simpson

Michael Maloney

Edward Heath

Emerald Fennell

Camilla Shand

John Hollingworth

Porchey

Rupert Vansittart

Cecil King

Matthew Steer

Wilson's Aide

Lorraine Ashbourne

Barbara Castle

David Rintoul

Michael Adeane

Sinead Matthews

Marcia Williams

Mark Dexter

Tony Benn

Charles Edwards

Martin Charteris

Sam Phillips

Equerry

Jane Lapotaire

Princess Alice

Lucas Hare

John Barratt

Julian Glover

Cecil Boyd-Rochfort

Harry Gostelow

Mountbatten's Valet

Jasper Jacob

Bank of England Lawyer

Philippe Smolikowski

Alec Head

John Finn

Arthur 'Bull' Hancock

Stuart McQuarrie

George Thomson

Charles Dance

Lord Mountbatten

Roger Evans

Editor

Andrew Cullum

Race Commentator

Claire Jeater

Receptionist

Graham Vanas

Doorman

Milly Thomas

Mirror Group Secretary

John Vaughan

Mountbatten Staff