True story of the doctor who considered it was not immoral to search for a drug that would cure syphilis.
Dr. Paul Ehrlich
Mrs. Ehrlich
Dr. Emil Von Behring
Minister Althoff
Franziska Speyer
Professor Hartmann
Dr. Hans Wolfert
Mittelmeyer
Dr. Lentz
Dr. Robert Koch
Dr. Morgenroth
Judge
Dr. Brockdorf
Dr. Kunze
Sensenbrenner
Becker
Speidler
Dr. Kraus
Miss Marquardt
Hospital Attendant
