James Wilby as King George VI, aka 'Bertie'

Alan Bates as King George V

Juliet Aubrey as Queen Elizabeth

Eileen Atkins as Queen Mary

Dolly Wells as Princess Mary

Barbara Leigh-Hunt as Lady Mabel Airlie

Charles Edwards as David

Oliver Ford Davies as Archbishop Lang

Deborah Cornelius as Thelma Furness

Michael Elwyn as Lionel Logue

Amber Sealey as Wallis Simpson

Jeremy Child as Sir Samuel Hoare

David Ryall as Winston Churchill

Paul Brooke as Tommy Lascelles

David Burke as Lord Reith

Robert Hardy as President Roosevelt

Jeremy Swift as Royal Page

Helen Ryan as Queen Wilhelmina

Joanna Hole as East End woman

Elisabeth Dermot Walsh as Lillibet

Corin Redgrave as General Montgomery

Jack Whitehall as Little Boy (uncredited)

Denis Lill as Clement Attlee