During the summer holidays, a teenage girl in love with pop star Tedy Reno visits her aunt, an aging countess, at her mansion in Italy, where both music and men are strictly forbidden.
| Actor | Role |
|---|---|
 Bibi JohnsKitty Bruhns | Kitty Bruhns |
 Harald JuhnkeFreddy Glass | Freddy Glass |
 Lil DagoverContessa Celestina Morini | Contessa Celestina Morini |
 Charles RegnierCesare, the Contessa's butler | Cesare, the Contessa's butler |
 Helmut ZachariasSelf | Self |
| GGiulia RubiniMarina Morini | Marina Morini |
 Teddy RenoSelf, Singer | Self, Singer |
| HHorst UhseHorst Rasemann | Horst Rasemann |
| KKäthe ItterNot listed | Not listed |
| AAttilio TorelliNot listed | Not listed |
| TTonino CianciNot listed | Not listed |
| PPeter CornehlsenPeter | Peter |
| MMichael LengauerNot listed | Not listed |
| HHorst KraftNot listed | Not listed |