Mario Helguera，He studied cinematography in the University Center of Cinematografics Studies of the National University Autonoma de Mexico from 1976 to 1981. Performed in the CUEC as producer and director in films like Yaxcabá (1979), Fuego (1980), Cavafis (1981), Ponce and the guitar (1981) and as executive producer in Danzon para que lo baile El Muerto (1979).