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.
Fernand Gravey
Denis
Micheline Presle
Irène
Saturnin Fabre
Professor Thalès
Charles Granval
Adalbert, blind man
Bernard Blier
Lucien
Marcel Lévesque
Doctor Le Tellier