Edward Fox as King Edward VIII

Cynthia Harris as Wallis Warfield Simpson

David Waller as Stanley Baldwin

Peggy Ashcroft as Queen Mary

Nigel Hawthorne as Walter Monkton

John Shrapnel as Maj. Alexander Hardinge

Andrew Ray as Duke of York

Jessie Matthews as Aunt Bessie Merryman

Charles Keating as Ernest Simpson

Peter Ellis as Osborne

Amanda Reiss as Duchess of York

T.R. Bowen as Duff Cooper

Patricia Hodge as Lady Diana Cooper

Elsie Randolph as Lady Colefax

Gary Waldhorn as Chips Channon

Nuala Barrie as Queen Mary's Lady in Waiting

Rosanne Wickes as Princess Mary

Patrick Troughton as Clement Attlee

Wensley Pithey as Winston Churchill

Marius Goring as King George V

Maurice Denham as Cosmo Lang - Archbishop of Canterbury

Edward Jewesbury as Lord Dawson

Simon Cadell as Maj. John Aird

Hugh Fraser as Anthony Eden

Robert Flemyng as Sir Donald Somervell

Gerald Sim as Theodore Goddard

Ed Devereaux as Lord Beaverbrook

Geoffrey Lumsden as Geoffrey Dawson

William Hoyland as Lord Perry Brownlow

Michael Stroud as Esmond Harmsworth

Kika Markham as Freda Dudley Ward

Cherie Lunghi as Lady Thelma Furness

Jeremy Child as Piers Leigh

Caroline Embling as Angie

Bessie Love as Lady Cunard