Based on the play and subsequent operetta of the same name.
Iván Petrovich
Der Zarewitsch
Marietta Millner
Sonja Iwanowna
Albert Steinrück
Der Zar
Lya Christy
Paul Heidemann
Pawel
John Hamilton
Grigory
Fritz Eckert
Paul Otto
Senia Kulatschkoff
