(Teresita Sánchez as Olga and Benito Escobar as Cristian in Mexican film "Moscas" (Flies)) By Michael Roddy Nine-year-old Cristian (Bastian Escobar) is a force of nature, a bit of a con artist and a whiz on the console of an antiquated, Space Invaders-style arcade game called Cosmic Defenders Pro -- which plays such a big…Read more Child actor Escobar shines in Mexican Berlinale competition film “Moscas” (Flies)