Denis, a poor student in philosophy, works as a night porter in the Paris market of Les Halles in order to pay for his studies. Constantly weary, he falls asleep and dreams of a beautiful girl in white, Irène, with whom he falls in love.
Guest
Old man
Nina's friend
Denis
Irène
Professor Thalès
Adalbert, blind man
Lucien
Doctor Le Tellier
Nina
Cadet
Assistant
Boris
'Le fou-pendule'
Boss of the bistro
Market gardener
Conservative
One of the "forts des Halles"
Diner