Intersecting lives on an island holiday: A lawyer anxious he caused a youth's death.An engineer suspecting his wife after being teased by pranksters.A young man falling for a nurse.A Frenchman seeing his wife wooed by a local.
| Actor | Role |
|---|---|
 Vittorio De SicaEngineer Occhipinti | Engineer Occhipinti |
 Antonio CifarielloAntonio | Antonio |
 Nadia GrayCarla Occhipinti | Carla Occhipinti |
 Paolo StoppaAdvocate Appicciato | Advocate Appicciato |
 Myriam BruDenise Tissot | Denise Tissot |
 Peppino De FilippoBattistella | Battistella |
 Maurizio ArenaFranco | Franco |
| IIsabelle CoreyCaterina Lisotto | Caterina Lisotto |
| SSusanne CramerAntonietta, the nurse | Antonietta, the nurse |
 Raf MattioliSalvatore, the guide | Salvatore, the guide |
 Bernard DhéranPierre Tissot | Pierre Tissot |
 Nino BesozziGuido Lucarelli | Guido Lucarelli |
 Hubert von MeyerinckColonel Manfredi | Colonel Manfredi |
 Laura CarliMrs. Lucarelli | Mrs. Lucarelli |
 Marisa MerliniNot listed | Not listed |
 Giuseppe PorelliThe judge | The judge |
 Giampiero LitteraBenito | Benito |
| GGuglielmo IngleseAnother judge | Another judge |
 Ennio GirolamiFurio | Furio |
 Eduardo PassarelliNot listed | Not listed |
| MMichele RiccardiniNot listed | Not listed |
| AAngela LavagnaNot listed | Not listed |
| AArturo CriscuoloNot listed | Not listed |
 Bruna CealtiNot listed | Not listed |