Director
William Dieterle
DIRECTOR
Stars (in credits order)
Paul Muni
Louis Pasteur
Josephine Hutchinson
Marie Pasteur
Anita Louise
Annette Pasteur
Donald Woods
Dr. Jean Martel
Fritz Leiber
Dr. Charbonnet
Henry O'Neill
Dr. Emile Roux
Porter Hall
Dr. Rossignol
Raymond Brown
Dr. Radisse
Akim Tamiroff
Dr. Zaranoff
Halliwell Hobbes
Dr. Lister
Frank Reicher
Dr. Pfeiffer
Dickie Moore
Joseph Meister
Ruth Robinson
Mrs. Meister
Walter Kingsford
Napoleon III
Iphigenie Castiglioni
Empress Eugénie
Herbert Corthell
Louis Adolphe Thiers - First President Republic of France
George Beranger
Louis Pasteur's Assistant
Richard Alexander
Burly Farmeruncredited
Sami Ayanoglu
Dr. James Janeuncredited
Manson Behfeld
Farm Boyuncredited
J. Bonini
Internuncredited
William Burgess
Doctor Françoisuncredited
Wheaton Chambers
Alsatianuncredited
Mabel Colcord
A Ladyuncredited
Frank Darien
Academy Memberuncredited
Eddie Dew
Manuncredited
Bill Elliott
Reporteruncredited
Alphonse Ethier
Finance Ministeruncredited
Florence Fair
Undetermined Roleuncredited
Ralph Fitzsimmons
Doctoruncredited
Brenda Fowler
Midwifeuncredited
Blanche Franke
Nurseuncredited
Otto Fries
Servantuncredited
Kathy Frye
Louis Pasteur's Youngest Daughteruncredited
Baron Hesse
Fat Doctoruncredited
Herbert Heywood
Boncourtuncredited
Otto Hoffman
Farmeruncredited
Cahit Irgat
John Joeuncredited
Isabel La Mal
Maiduncredited
Wilfred Lucas
Eric Mayne
Lord Chamberlainuncredited
Frank Mayo
Sadi Carnotuncredited
Leonard Mudie
Coachmanuncredited
Jean Perry
Frederick Peters
Blacksmithuncredited
John Picorri
Tempe Pigott
Womanuncredited
Jack Santoro
Ferdinand Schumann-Heink
C. Montague Shaw
British Reporteruncredited
Leonid Snegoff
Russian Ambassadoruncredited
Robert Strange
Magistrateuncredited
Anders Van Haden
Edward Van Sloan
Chairman of Medical Societyuncredited
Fred Walton
Government Inspectoruncredited
Frank Ward
Childuncredited
Paul Weigel
Niles Welch
Courier with Letteruncredited
Marie Wells
Lottie Williams
Cecileuncredited