A debate on the definition of the word laughter, organized by Madame de Saint-Jules and two academicians, illustrated by film extracts, turns into a huge battle of cream pies.
| Actor | Role |
|---|---|
 Claude DauphinMr. de la Bergère | Mr. de la Bergère |
 TramelMr. Feuillage | Mr. Feuillage |
 Jane MarkenMrs. de Saint-Jules | Mrs. de Saint-Jules |
 Marcel MaupiNot listed | Not listed |
 Paul OllivierMr. Pouillouze | Mr. Pouillouze |
 Fred PasqualiMr. de Saint-Jules | Mr. de Saint-Jules |
 Annette PoivreThe girl | The girl |
 Fernand RenéNot listed | Not listed |
 Jean RigauxMr. Couci | Mr. Couci |
 Albert RémyPiton | Piton |