Directed by Jaap Speyer
Starring Bernhard Goetzke, Walter Rilla
Jaap Speyer
Director
Bernhard Goetzke
Professor de Geer
Walter Rilla
Bernhard Benda
Anita Dorris
Doortje
Helga Molander
Frau van der Wal
Theodor Loos
Herr van der Wal