Louis-Philippe Fourchaume, another typical lead-role for French comedy superstar Louis de Funès, is the dictatorial CEO of a French company which designs and produces sail yachts, and fires in yet another tantrum his designer André Castagnier, not realizing that man is his only chance to land a vital contract with the Italian magnate Marcello Cacciaperotti. So he has to find him at his extremely rural birthplace in 'la France profonde', which proves a torturous odyssey for the spoiled rich man; when he does get there his torment is far from over: the country bumpkin refuses to resume his slavish position now the shoe is on the other foot, so Fourchaume is dragged along in the boorish family life, and at times unable to control his temper, which may cost him more credit then he painstakingly builds up...
| Directing | Robert Dhéry | Director |
| Writing | Claude Clément | Writer |
| Writing | Robert Dhéry | Writer |
| Writing | Pierre Tchernia | Screenplay |
| Writing | Albert Jurgenson | Screenplay |
| Writing | Michel Modo | Screenplay |
| Writing | Jean Carmet | Screenplay |
| Writing | Colette Brosset | Writer |
| Production | Robert Dorfmann | Producer |
| Production | Maurice Jacquin | Associate Producer |
| Production | Bertrand Javal | Associate Producer |
| Sound | Gérard Calvi | Music |
| Camera | Jean Tournier | Director of Photography |
| Editing | Albert Jurgenson | Editor |
| Art | Jean André | Production Design |
| Costume & Make-Up | Tanine Autré | Costume Design |
| Costume & Make-Up | Pierre Berroyer | Makeup Artist |
| Costume & Make-Up | Michel Berroyer | Hair Designer |
| Production | Lucien Lippens | Unit Manager |
| Production | Roger Morand | Assistant Production Manager |
| Production | Georges Vallon | Production Manager |
| Directing | Clément Claude | Second Unit Director |
| Directing | Gérard Guérin | Assistant Director |
| Art | Gabriel Béchir | Assistant Decorator |
| Art | Théobald Meurisse | Assistant Decorator |
| Sound | Maurice Rémy | Sound Assistant |
| Sound | William Robert Sivel | Sound Assistant |
| Sound | Georges Vaglio | Sound Assistant |
| Crew | Pierre Durin | Special Effects |
| Crew | Gérard Guenier | Special Effects |
| Camera | Adolphe Charlet | Camera Operator |
| Camera | Yves Mirkine | Still Photographer |
| Editing | Janine Oudoul | Assistant Editor |
| Art | Jean Fouchet | Main Title Designer |
| Crew | Colette Robin | Script |
| Art | Robert André | Production Design |
