Cast
- Hans-Peter Minetti as Der Gelehrte
- Ekkehard Schall as sein Schatten
- Gerhard Frei as Pietro
- Karin Schröder as Annunziata
- Marianne Wünscher as Julia Ginli
- Irma Münch as Prinzessin Surabaja
- Siegfried Weiß as Premierminister
- Peter Kiwitt as Finanzminister
- Edwin Marian as Cäsare Borgia
- Christoph Engel as Arzt