A group of teenagers in a coastal house are terrorised by a hooded killer.
| Actor | Role |
|---|---|
 Valentina PaceSilvana | Silvana |
 Attilio FontanaValerio | Valerio |
 Corinne CléryZia Ursula | Zia Ursula |
 Cristina ParovelClara | Clara |
| NNicola MaurantonioMarco | Marco |
 Gerardo AmatoCommissario Roberto | Commissario Roberto |
 Gianni CiardoCarlino | Carlino |
 Antonella MosettiNot listed | Not listed |
 Antonio ZequilaNot listed | Not listed |
| LLisa GrittiNot listed | Not listed |
 Veruschka MonciniNot listed | Not listed |