The film is based on the novel (of the same name) by the Chilean writer Francisco Coloane, and on the chronicles of the Romanian engineer Julius Popper, a nationalized Argentine and one of the principle actors in the genocide of the Selk'nam, one of the indigenous peoples who inhabited the Tierra del Fuego Archipelago.

• Castelao Productions
• Ornella Muti
• Tamara Acosta
• Nelson Villagra
• Álvaro Rudolphy
• Nancho Novo
• Luis Alarcón
• Uxía Blanco
• Jorge Perugorría