In the early 1900s, as the Panama Canal is being built, a group of doctors try to discover a cure for yellow fever, a disease that is decimating the workers constructing the canal.
Ian Keith
Dr. Julian Murray
Tala Birell
Dr. Sterne
Ferdinand Gottschalk
Dr. Fontaine
Suzanne Kaaren
Gloria Blank
Lionel Pape
Dr. Travis
Rollo Lloyd
The Colonel