Filmax has taken international rights to “Mouths of Sky” (“Zeru Ahoak”), the four-part detective mystery that bows in the Official Selection at this year’s San Sebastián Film Festival. A sequel to “Mouths of Sand,” the Basque-language series is directed by Koldo Almandoz (“Mouths of Sand,” “Ghost Ship”) and penned with novelist Harkaitz Cano (“Black Is Beltza”). It’s set […]