• 
  David Caffrey

  regizor

• 
  Harriet O'Carroll

  scenarist

• 
  Amelia Warner

  Lady Cecelia
• 
  Toby Jones

  Ste Fox
• 
  Serena Gordon

  Caroline
• 
  Alun Armstrong

  Henry Fox
• 
  Jodhi May

  Sarah
• 
  Anne-Marie Duff

  Lady Louisa

• 
  Clive Swift

  King George II
• 
  Richard Dempsey

  Lord Beaufield
• 
  Julian Fellowes

  Lord Richmond
• 
  Luke Hayden

  Reporter 1
• 
  Jeremy Bulloch

  Older George Napier
• 
  David Gant

  Older Ogilvie
• 
  Carmen du Sautoy

  Older Mary Third Duchess of Richmond

• 
  Lewis Jones

  Prime Minister
• 
  George Anton

  William Ogilvie
• 
  Nicholas Irons

  William O'Brien
• 
  John Light

  Edward Fitzgerald
• 
  Brian McGuinness

  Harvest Supper Assailant
• 
  Siân Phillips

  Narrator/Older Lady Emily
• 
  Gary Cady

  Lord William Gordon
• 
  Rory Keenan

  George
• 
  Diane Fletcher

  Lady Richmond
• 
  Luke de Lacey

  Prince of Wales
• 
  Frank Kelly

  George Selwyn
• 
  Ben Daniels

  Lord Kildare
• 
  Geraldine Somerville

  Lady Emily
• 
  Paul Roe

  United Irish Soldier 1
• 
  Peter O'Meara

  United Irish Soldier 2
• 
  Pauline McLynn

  Susan Fox-Strangways
• 
  Geoffrey Beevers

  Older Charles Third Duke of Richmond
• 
  Jerome Pradon

  Duc de Lauzun