During the last years of Pinochet's military regime, a group of militants from the "Manuel Rodríguez Patriotic Front" plan a prison break of political prisoners, through a tunnel that will take them 18 months to dig.

Benjamín Vicuña
as Leon Vargas

Roberto Farías
as Rafael Jimenez

Amparo Noguera
as Fabiola Pizarro

Francisca Gavilán
as Paulina Baeza

Patricio Contreras
as Rodolfo Ternicier

Eusebio Arenas
as Patricio Velásquez

Mateo Iribarren
as Prosecutor Andrade

Willy Semler
as Warden Jorquera

Diego Ruiz
as Oscar Lira

Víctor Montero
as Germán Sanchez