Overview
A doctor who cannot figure out what is wrong with his patient refers him to a detective, whom he hopes will be able to discern the cause of his mysterious illness.
Cast
- Max Landa as Detective Landa
- Reinhold Schünzel as Freiherr von Mohrungen
- Conrad Veidt as Wilmos, sanatorium director
- Hilde Woerner as Siegnis, maid
- Marga von Kierska as Frau von Riberac