Juan is a son of the well known actress Ofelia Guilmáin and brother of Lucía Guilmáin y Esther Guilmáin. He was married to the famous Mexican actress, Helena Rojo. Ferrara was interested in acting since he was a young child, but it wasn’t until he was 22 that he had his first acting job. He changed his name to Juan Ferrara before playing a small role in the 1965 movie, “Tajimara”. In 1966, he got his first major movie role, as Sonny in Los Angeles de Puebla. Ferrara graduated from Televisa’s – a well known acting school and also a producer that was decided to cast him as a star in his own telenovela, El Espejismo Brillaba. The novel became a major hit across Mexico and Latin America. In 1970, he starred in two extremely successful novels, Yesenia and La Gata. In 1978, Ferrara was in Viviana, another extremely successful novel. He portrayed Julio Montesinos. 1983 proved to be an important career year for Ferrara, as he established himself as an actor in Puerto Rico as well. Hired by Canal 2, he filmed Laura Guzman, Culpable!, a soap opera that became one of Puerto Rico’s most seen television programs ever. Due to the novel’s overwhelming popularity in Puerto Rico, the network decided to bring Ferrara back in 1985, to film a tele-novel called Tanairi. Ferrara starred alongside Von Mari Mendez in this soap opera, which went on to become one of Puerto Rico’s most critically acclaimed television shows of all time, as well as the most expensive tele-novel produced in Puerto Rican history.