Ramon Novarro
Archduke Paul 'Gustl' Gustave
Acting
Evelyn Laye
Elizabeth Katherine Anne 'Lisl' Gluck
Acting
Charles Butterworth
Willy Fitch
Acting
Una Merkel
Fanni Kerner
Acting
Edward Everett Horton
Baron Szereny
Acting
Donald Cook
Toni Berngruber
Acting
Henry Stephenson
Emperor Franz Josef
Acting
Rosalind Russell
Countess Zarika Rafay
Acting
Herman Bing
Nepomuk
Acting
Florine Baile
Undetermined Role (uncredited)
Acting
Max Barwyn
Max - the Waiter (uncredited)
Acting
Art Berry Sr.
Undetermined Role (uncredited) (unconfirmed)
Acting
Albert Conti
Mueller (uncredited)
Acting
George Davis
Milkman (uncredited)
Acting
Carlos De Valdez
Adjutant (uncredited)
Acting
Chico De Verdi
Undetermined Role (uncredited) (unconfirmed)
Acting
Billy Dooley
Coronetist (uncredited)
Acting
Elspeth Dudgeon
Duchess of Reidheim (uncredited)
Acting
Kay English
Undetermined Role (uncredited)
Acting
Charles Judels
Riccardi (uncredited)
Acting
Edith Kingdon
Dowager at Opera House (uncredited)
Acting
Michael Mark
Messenger from Restaurant (uncredited)
Acting
Torben Meyer
Adjutant (uncredited)
Acting
Harry 'Snub' Pollard
Drummer (uncredited)
Acting
Christian Rub
Café Proprietor (uncredited)
Acting
Charles Unger
Undetermined Role (uncredited)
Acting
Gustav von Seyffertitz
Ambassador (uncredited)
Acting