A seemingly united family is suddenly shaken by the turmoil caused by the discovery of a letter from the father. He announces his intention to divorce. The children immediately mobilize to preserve the nest, they just manage to do so. The family building will be consolidated.
| Actor | Role |
|---|---|
 Jean MarchatGeorges Dourville | Georges Dourville |
 Gaby MorlayHélène Dourville | Hélène Dourville |
 Suzy CarrierChristine Dourville | Christine Dourville |
 Bernard LajarrigeMichel Dourville | Michel Dourville |
 François PatriceGilbert Dourville | Gilbert Dourville |
 Maurice FavièresBernard Dourville | Bernard Dourville |
 Luce FabioleAnna | Anna |
| GGaby BruyèreGilbert's friend | Gilbert's friend |
 Marcel LocheBailiff | Bailiff |
| NNelly WickLady | Lady |
 Harry-MaxNot listed | Not listed |
| PPaul CléroucNot listed | Not listed |
| JJacqueline DorNot listed | Not listed |