A talented but crazy painter, Elvire Mercier agrees to sell one of her canvases to Pierre Leroy, a rich heir. But after a string of misunderstandings, she hands her painting over to a swindler. And her problems have only just begun.
| Actor | Role |
|---|---|
 Sophie DesmaretsElvire Mercier | Elvire Mercier |
 Philippe NicaudBillionaire Pierre Leroy | Billionaire Pierre Leroy |
 Armand BernardBank manager | Bank manager |
 Gérard SétyMathias, crook | Mathias, crook |
 Bernard DhéranFernand | Fernand |
 Luc AndrieuxNot listed | Not listed |
 Roland ArmontelEugène | Eugène |
| RRobert BarrierChauffeur | Chauffeur |
 Gaby BassetMonique | Monique |
 René BergeronBrigadier | Brigadier |
 Simone BerthierConcierge | Concierge |
 René BlancardDenys | Denys |
| PPierre DarçayJournalist | Journalist |
 Micheline DaxOlga | Olga |
 Jean DegraveHotel manager | Hotel manager |
 Paul DemangeNot listed | Not listed |
 Jean DrozeVerdier | Verdier |
 Robert Le BéalNurse | Nurse |
 Julien MaffreGas employee | Gas employee |
| JJacques MullerMartial | Martial |
| MMichèle NadalNatacha | Natacha |
 Alain NobisDoctor | Doctor |
| AAlbert PilettePhotograph | Photograph |
 Louis SeignerEdwin Scott | Edwin Scott |
 Nadine TallierArlette | Arlette |
 Jimmy UrbainKid | Kid |
 Robert VattierColonel | Colonel |
 Allain DhurtalNot listed | Not listed |
 Dominique MarcasNot listed | Not listed |
| JJean BarralAlfred (uncredited) | Alfred (uncredited) |