Top Spanish free-to-air channel Antena 3, part of commercial broadcaster Atresmedia, behind “Money Heist,” “Veneno,” “Locked Up,” “Velvet,” “Alba” and “Ángela,” has unveiled first-look images of “Ágata and Lola,” its big new prime-time series.  The series is produced by Atresmedia and the Banijay Entertainment-backed Portocabo, a drama series powerhouse in northwest Spain’s Galicia which has...