Archduke Paul 'Gustl' Gustave
Elizabeth Katherine Anne 'Lisl' Gluck
Willy Fitch
Fanni Kerner
Baron Szereny
Toni Berngruber
Emperor Franz Josef
Countess Zarika Rafay
Nepomuk
Undetermined Role (uncredited)
Max - the Waiter (uncredited)
Undetermined Role (uncredited) (unconfirmed)
Mueller (uncredited)
Milkman (uncredited)
Adjutant (uncredited)
Undetermined Role (uncredited) (unconfirmed)
Coronetist (uncredited)
Duchess of Reidheim (uncredited)
Undetermined Role (uncredited)
Riccardi (uncredited)
Dowager at Opera House (uncredited)
Messenger from Restaurant (uncredited)
Adjutant (uncredited)
Drummer (uncredited)
Café Proprietor (uncredited)
Undetermined Role (uncredited)
Ambassador (uncredited)