Cast & Crew
-
Edward G. RobinsonDr. Paul Ehrlich - Ruth GordonMrs. Ehrlich
- Otto KrugerDr. Emil Von Behring
- Donald CrispMinister Althoff
- Maria OuspenskayaFranziska Speyer
- Montagu LoveProfessor Hartmann
- Sigfried RumannDr. Hans Wolfert
- Donald MeekMittelmeyer
- Henry O'NeillDr. Lentz
- Albert BassermannDr. Robert Koch
- Edward NorrisDr. Morgenroth
- Harry DavenportJudge
- Louis CalhernDr. Brockdorf
- Louis Jean HeydtDr. Kunze
- Charles HaltonSensenbrenner
- Irving BaconBecker
- Douglas WoodSpeidler
- Theodore von EltzDr. Kraus
- Hermine SterlerMiss Marquardt
- John HamiltonHirsch
- Paul HarveyDefense Attorney
- Frank ReicherOld Man
- Torben MeyerKadereit
- Louis ArcoDr. Bertheim
- Wilfred HariDr. Hata
- John HenrickDr. Bucher
- Ann ToddMarianne
- Polly StewartSteffi
- Egon BrecherMartl
- Robert StrangeKoerner
- William DieterleDirector
- Hal B. WallisExecutive Producer
- Hal B. WallisProducer
- Jack L. WarnerProducer
- Wolfgang ReinhardtProducer
- John HustonWriter