Neil Hamilton
— Peter Fedor / Prince Alexis
Una Merkel
— Princess Katerina
Helen Ware
— Queen Elinor
Albert Gran
— King Nicholas
Lawrence Grant
— Count Vellenburg
Thelma Todd
— Lydia
Vera Lewis
— Queen Elizabeth
Миша Ауэр
— Duke Charles
Burr McIntosh
— Masoch
Wilhelm von Brincken
— Capt. Boyer
Murdock MacQuarrie
— Blondel
Harry Semels
— Sergeant of the Guard (uncredited)