Pasteur
Guitry reprises his role as Pasteur which he played successfully at the Vaudeville Theatre in 1919.
Oyuncular
Pierre Huchet
Servant (uncredited)
Camille Beuve
Joseph Lister (uncredited)
José Squinquel
Émile Roux
Jean Périer
Doctor
Armand Lurville
The first witness
Henry Bonvallet
Sadi Carnot, President of the Republic
Julien Bertheau
Student (uncredited)
Charles Vissières
Frémy, old doctor (uncredited)
André Marnay
Doctor
François Rodon
Little Joseph Meister
Louis Maurel
Jules Guérin
Gaston Dubosc
President of the Academy of Medicine
Louis Gauthier
Poggiale
Sacha Guitry
Louis Pasteur
Maurice Schutz
Grandfather
Pierre Labry
Doctor