Richard Chamberlain
(King Edward VIII)
Faye Dunaway
(Wallis Warfield Simpson)
Patrick Macnee
(Lord Brownlow)
Eileen Herlie
(Queen Mary)
Henry Oliver
(Winston Churchill)
Robert Douglas
(Stanley Baldwin)
Murray Matheson
(Walter Monckton)
Peter Ashton
(George)
Ivor Barry
(Owens)
William Beckley
(Albert)
Peter Bromilow
(Harry)
Eric Micklewood
Alberto Morin
(Rouen Hotel Manager)
Gerald Peters
(Benson (as Gerald S. Peters))
June Whitley Taylor
(Friend)