Casts
Paul Muni
as Louis Pasteur
Josephine Hutchinson
as Marie Pasteur
Anita Louise
as Annette Pasteur
Donald Woods
as Dr. Jean Martel
Fritz Leiber
as Dr. Charbonnet
Henry O'Neill
as Dr. Emile Roux
Porter Hall
as Dr. Rossignol
Akim Tamiroff
as Dr. Zaranoff
Halliwell Hobbes
as Dr. Lister
Frank Reicher
as Dr. Pfeiffer
