Jonathan Cake

Character: Oswald 'Tom' Mosley

Jemma Redgrave

Character: Cimmie Curzon

Hugh Bonneville

Character: Bob Boothby

Flora Montgomery

Character: Baba

Ralph Riach

Character: Ramsey MacDonald

Windsor Davies

Character: David Lloyd George

Gresby Nash

Character: Fruity Metcalfe

Emma Davies

Character: Diana Mitford Guinness

Roger May

Character: Jonathan Strachey

Paul Ireland

Character: Allan Young

Orlando Wells

Character: Cecil Beaton

Ken Jones

Character: JH Thomas

Eric Allan

Character: Philip Snowden

Berwick Kaler

Character: Arthur Henderson

Arturo Venegas

Character: Count Grandi

Debora Weston

Character: Maxine Elliott

Philip Dunbar

Character: Philip Sassoon

Robert Langdon Lloyd

Character: Lord Curzon

Devon Scott

Character: Lady Grace Curzon

Hugh Simon

Character: Winston Churchill

Richenda Carey

Character: Lady Mosley

Dermot Martin

Character: Sgt O'Sullivan

Caroline Langrishe

Character: Jane Bewley

Jeremy Child

Character: Major Bewley

Roger Brierley

Character: Neville Chamberlain

Edward Highmore

Character: Derek Johnson

Jonathan Coy

Character: Harold Nicholson

Ben Pullen

Character: Peter Howard

Sonya Walger

Character: Barbara Hutchinson

David Henry

Character: William Morris

Stephen Gressieux

Character: Benito Mussolini

Nigel Davenport

Character: Lord Rothermere

Colum Convey

Character: William Joyce

Mike Burnside

Character: Neil Francis Hawkins

Brigitte Kahn

Character: Margherita Sarfatti

Anouschka Menzies

Character: Unity Mitford

Stephan Grothgar

Character: Putzi Hansfstaengl

John Straiton

Character: James Maxton

Reinhard Michaels

Character: Adolf Hitler

Erich Redman

Character: Joseph Goebbels

William Boscaven

Character: Nicholas Mosley

Karl Draper

Character: Makin

Alan Ford

Character: Gaolor