Gina McKee

Wallis Simpson

Emma Davies

Elizabeth, Queen Mother

Nick Waring

Edward VIII

John Sackville

George VI

Emma Campbell-Jones

Thelma Furness

Richard Harrington

Narrator

David Summer

Alexander

Lady Colin Campbell

Self

Andrew Morton

Self

Anna Sebba

Self

Adolf Hitler

Self (archive footage)

Elizabeth II of the United Kingdom

Self

Queen Elizabeth the Queen Mother

Self (archive footage)

King George VI of the United Kingdom

Self (archive footage)

Wallis Simpson

Self (archive footage)