When chain gang prisoners attack their guards, some of the hardened criminals escape Brazil's infamous Anchieta Prison amidst all the pick-ax carnage. The government dispatches a machine-gun squad to round up the fugitives, who have fled by foot and boat and now have begun to turn on each other.

• A.D.P. Pictures Inc.
• Arturo de Córdova
• Carlos Cotrim
• Sadi Cabral
• Tônia Carrero
• Allan Lima
• Wilton Franco
• Paulo Montel
• Steve Conte