The old Valmorin died 200 years ago. The notary tells the family about the inheritance: the one who is terminally ill will receive the money. They all try their luck with getting ill before the other so one family member pretends to be deaf, another pretends to have a terrible back ache and so on...
Louis de Funès
as Ange Galopin, creditor who wants to recover the money
Francis Blanche
as William Foster Valmorin, American
Pierre Dudan
as Pierre Valmorin, Swiss composer
Jean Richard
as Jérôme Valmorin, explorer
Robert Manuel
as Luigi Valmorin aka 'Valmorino'
Mireille Perrey
as Maman
Mario David
as Masseur
Mathilde Casadesus
as Mathilde Rouet, née Valmorin
Karine Jansen
as Denise
Nicky Valor
as Ava Spider
Françoise Béguin
as Arielle
Habib Benglia
as Hannibal Valmorin