Open day and night is a film of Argentina filmed in Eastmancolor directed by Fernando Ayala on his own script that premiered on December 25, 1981 and which featured Juan Carlos Calabró, Nelly Beltrán, Tincho Zabala, Pablo Alarcón, María Valenzuela, Carlos Del Burgo, Alicia Zanca, Ricardo Darín and great cast. He had the alternative title of Two Supermachos to the attack.