Jo Stone-Fewings

Collins

Clive Francis

Lord Salisbury

Harriet Walter

Clemmie Churchill

Simon Chandler

Clement Attlee

Kate Phillips

Venetia Scott

Michael Culkin

Rab Butler

James Hillier

Equerry (Buckingham Palace)

Pip Torrens

Tommy Lascelles

Nicholas Rowe

Jock Colville

Samantha Baines

Mary

Nigel Cooke

Harry Crookshank

George Asprey

Walter Monckton

Simon Poland

Chief Scientist (Met Office)

Anthony Flanagan

Thurman

Jamie de Courcey

Doctor

Rebecca Benson

Nurse

Stephen Chance

Director (Met Office)

Paul Sheridan

Eden's Aide

Jonathan Newth

Page (Buckingham Palace)

James Laurenson

Doctor Weir

Greg Wise

Lord Mountbatten

Eileen Atkins

Queen Mary

Julian Jarrold

Director

Ole Bratt Birkeland

Director of Photography

Luke Dunkley

Editor

Timothy Everest

Costume Design

Peter Morgan

Writer