Medical-center doctors discover the shocking source of a deadly virus spreading through Los Angeles.
| Actor | Role |
|---|---|
 Patricia MillardetGiulia Visconti | Giulia Visconti |
 Spiros FocásLuca | Luca |
 Isabel RussinovaBarbara Bedford | Barbara Bedford |
 Corinne CléryMaria | Maria |
 Alessandra Di SanzoNot listed | Not listed |
 Marioletta BideriSusanna | Susanna |
| GGiuseppe PerruccioErnesto | Ernesto |
 Angelika Maria BoeckNot listed | Not listed |
 Clive RicheTony | Tony |
 Renato ScarpaCarlo | Carlo |
 Matteo RipaldiMarco Visconti | Marco Visconti |
| FFerdinando ArenaNot listed | Not listed |
 Cyrus EliasNot listed | Not listed |
 Mario ErpichiniNot listed | Not listed |
| LLinda GucciardoNot listed | Not listed |
 Mascia MusyNot listed | Not listed |
| OOle JorgensenNot listed | Not listed |
| GGisella MathewsNot listed | Not listed |
| FFrances NacmanNot listed | Not listed |
 Riccardo Parisio PerrottiNot listed | Not listed |
| MMargherita PiantiniNot listed | Not listed |
 Claudia PozziNot listed | Not listed |
| MMark SteinbornNot listed | Not listed |
 David L. ThompsonNot listed | Not listed |
| VVeronica WellsNot listed | Not listed |
 Domiziano ArcangeliDavid | David |
 Valeria CiangottiniIlaria | Ilaria |
 Brando GiorgiLuca | Luca |
| FFilippo MorelliNot listed | Not listed |