Fifteen years after being the cause of an alleged love suicide there, writer Paul Herzog returns to Prague where he meets Clarissa, the sister of the deceased woman. When a couple of mysterious deaths occur amongst people who were close to Clarissa and her sister, Paul becomes the prime suspect...
| Actor | Role |
|---|---|
 Franco NeroPaul Herzog | Paul Herzog |
 Karin GiegerichAnneliese / Clarissa | Anneliese / Clarissa |
| PPeter DaviesNot listed | Not listed |
| EEmanuela CarcanoNot listed | Not listed |
 Karel RodenMatyás | Matyás |
 Nelly GaierováBlind lady | Blind lady |
| BBruno SbrighiNot listed | Not listed |
 Clive RicheNot listed | Not listed |
 Lino PatrunoNot listed | Not listed |
 Catriona MacCollNot listed | Not listed |
 Venantino VenantiniNot listed | Not listed |
 Donald HodsonDoctor | Doctor |
 Ivano MarescottiPainter | Painter |
 Miluše ŠplechtováNot listed | Not listed |
 Ilona SvobodováNot listed | Not listed |
 Karel AugustaNot listed | Not listed |
| MMiroslav MasopustNot listed | Not listed |
| RRadan RusevNot listed | Not listed |