- John Harvey - Sir John Reith
- Gerald Sim - Theodore Goddard
- Roger Hammond - Sir Harold Nicolson
- Terence Rigby - Stanley Bruce
- Tony Church - Sir Samuel Hoare
- Cherie Lunghi - Lady Thelma Furness
- Geoffrey Lumsden - Geoffrey Dawson
- Richard Waring - Lord Darby
- Charles Keating - Ernest Simpson
- Marius Goring - King George V
- Bessie Love - Lady Cunard
- Ed Devereaux - Lord Beaverbrook
- Andrew Ray - Duke of York
- David Waller - Stanley Baldwin
- Peggy Ashcroft - Queen Mary
- Jeremy Child - Piers Leigh
- Hugh Fraser - Anthony Eden
- Jay Neill - RSM Reeves
- Simon Cadell - Major John Aird
- Clifford Earl - Footman
- David King - Lord Kelmsley
- Peter Ellis - Osborne
- Edward Jewesbury - Lord Dawson
- Gary Waldhorn - Chips Channon
- John Abbott - Mouth Organist
- Alec Bregonzi - Luigi
- Trevor Ray - Walter Frampton
- Patrick Troughton - Clement Atlee
- Robert Flemyng - Sir Donald Somervell
- Patricia Hodge - Lady Diana Cooper
- Kika Markham - Freda Dudley Ward
- Jessie Matthews - Aunt Bessie Merryman
- Maurice Denham - Cosmo Lang, Archbishop of Canterbury
- Caroline Embling - Angie
- John Kidd - Sir Percy Watkins
- Roy Pattison - CSM Owen
- Derek Fuke - RQMS Neale
- Walter Henry - Lady Furness’s Butler (uncredited)
- Antony Brown - Hugh Lloyd Thomas (as Anthony Brown)
- Peter Schofield - Head Cook
- Patrick Brock - King’s Secretary
- Alvar Liddell - Radio Announcer
- Roger Hume - Humphrey Butler
- Richard Kay - Godfrey Thomas
- Hugh Martin - Official
- Julia McCarthy - Mrs Quinn
- Elaine Wells - Mrs Dalby
- Peter Clapham - Archibald Travers
- Raymond Francis - Mr Justice Hawke
- John Horsley - Norman Birkett K.C.
- Louis Mansi - Dante Busclia
- Nigel Hawthorne - Walter Monkton
- Nuala Barrie - Queen Mary’s Lady in Waiting
- T.R. Bowen - Duff Cooper (as Trevor Bowen)
- William Hoyland - Lord Perry Brownlow
- Elsie Randolph - Lady Colefax
- John Shrapnel - Major Alexander Hardinge
- Michael Stroud - Esmond Harmsworth
- Ron Gregory - Major Edward Metcalfe
- Robert Harris - Speaker of the House of Commons
- Amanda Reiss - Duchess of York
- Wensley Pithey - Winston Churchill
- Frances Donaldson
- Simon Raven
- Brenda Ennis
- David Graham
- Andrew Brown
- Joyce Gallie
- Ron Grainer
Peggy Ashcroft interpreta a Queen Mary en la serie.
John Shrapnel interpreta a Major Alexander Hardinge en la serie.
Edward Fox interpreta a King Edward VIII en la serie.
Cynthia Harris interpreta a Wallis Warfield Simspon en la serie.
Capítulo disponible en las siguientes plataformas:
