Argentina, 1915. Accompanied by a doctor and his beautiful daughter, Köhner, a ruthless foreman who rules a yerba mate plantation with an iron fist, arrives in the city of Posadas with the purpose of hiring workers.
Francisco Petrone
Ángel Magaña
Roberto Fugazot
Homero Cárpena
Raúl de Lange
Elisa Galvé
Pepito Petray
Félix Tortorelli
Jorge Villoldo
Ulderico Camorino
Agustín Barbosa