Stefano D'Archangelo
Sandra Sellani
Don Paolo
Count Pedrazzi
Signora Nardi
Sandra's stepmother
Gasparre, the sacristan
Nardi's son
Signor Andreani
Police Commissioner
Medium
Signora Nardi's Friend
A schoolgirl was murdered seven years ago, and the case was never solved; now, the murderer seems to be back.