Gaston Bellus, is the director of a textile house, and the research laboratory makes a sensational discovery: the elastic fabric. This new discovery is used to manufacture new modern stretchable bathing suits. His daughter Clementine, enters the beauty pageant to represent France for the swimsuit launch. But scandal ensues when the public soon discover, the photos of the event in which this new revolutionary material is completely invisible on photographs & live television.

France Anglade
Clémentine Bellus

Michel Serrault
Maître Brunet

Pierre Doris
Gaston Bellus

Philippe Noiret
Edgar Hoover

Jacques Dufilho
Spanish maid

Noël Roquevert
FBI Concierge

Adrienne Servantie
Yvonne Bellus

Max Montavon
FBI elevator operator

Michel Galabru
FBI engineer

Jean Tissier
Versigny

Jean Richard
Auguste

Claude Nicot
Alain

Guy Lux
Self

Bernard Dumaine
Television director
Dany Logan
Self - guest who twists to the music of Mozart