Mario, a rich and eccentric war hero befriends Marco, a loner with a sailboat, and takes him home to meet his estranged wife Cleofe and sexually repressed sister in law Matilde. Mario confesses his love for Matilde and so ensues a love triangle.
| Actor | Role |
|---|---|
 Ugo TognazziOrimbelli | Orimbelli |
 Patrick DewaereMarco Maffei | Marco Maffei |
 Ornella MutiMatilde | Matilde |
 Lia TanziLandina | Landina |
 Gabriella GiacobbeCleofe | Cleofe |
 Katia TchenkoCharlotte | Charlotte |
 Karine VerlierGermaine | Germaine |
| FFranco SangermanoMazzoleni - the Examining Magistrate | Mazzoleni - the Examining Magistrate |
 Piero MazzarellaBrighenti | Brighenti |
 Renzo OzzanoWarrant Officer Gambino | Warrant Officer Gambino |
| RRosa Maria CalogeroMartina (as Francesca Juvara) | Martina (as Francesca Juvara) |
| GGiuseppe BrugnaroloNot listed | Not listed |
 Max TurilliAngelo | Angelo |