Nora Gregor
— Olympia
Theo Shall
— Captain Andreas Kovacs
Julia Serda
— Princess Eugenie Plat-Ettingen
Karl Etlinger
— Police Commander Karl Krehl
Arnold Korff
— General Prince Plata-Ettingen
Hans Junkermann
— Albert Ettingen
Annemarie Frey
— Lina Ettingen
Paul Morgan
— Secondary Supporting Role(uncredited)