About how the British broke the Brazilian monopoly on natural rubber. The storyline suggests a complex relation between adventure, military conquest and imperialism.

René Deltgenas Henry Wickham
Gustav Diesslas Don Alonzo de Ribeira
Herbert Hübneras Konsul Waverley
Vera von Langenas Mary
Roma Bahnas Lady Betty Mortimer
Hans Nielsenas Kapitän Murray
Valy Arnheimas Lord Reginald, ihr Gatte
Hans Mierendorffas Der Lordkanzler
Walter Franckas Der Gouverneur von Para
Walther Suessenguthas Der Capitano des Urwaldforts