Clive Brook
— Dr. Struensee
Madeleine Carroll
— Queen Caroline Matilde of Danmark
Emlyn Williams
— King Christian VII of Danmark
Helen Haye
— Queen Mother Juliana
Frank Cellier
— Sir Murray Keith
Isabel Jeans
— Von Eyben
Alfred Drayton
— Count Brandt
Nicholas Hannen
— Prime Minister Guldberg of Denmark
Ruby Miller
— Madame Hilda
Heather Thatcher
— Lady of the Court
James Carew
Mitchelson-Hill
Romilly Lunge
Hilda Campbell-Russell
— Lady of the Court (uncredited)
Fryda Gagne
— Minor Role (uncredited)
Sally Gray
— Minor Role (uncredited)
Norma Whalley
— Minor Role (uncredited)
