First all Mexican sound film. Story is based on the ancient customs and legends of the fisherfolk as they come into conflict with the exploitation of agents sent by "big business" from the cities.

Emilio Fernández
as Zirahuén

María Teresa Orozco
as Eréndira

Gilberto González
as Manuel Moreno

Felipe de Flores
as Luis

Max Langler
as Don Pablo

Adela Valdés
as Tacha