Career
He began his career in Cuba, working first on radio (CMQ) and then television In television, he was very popular with his show. He also worked on several films while in Cuba, including Hotel Tropical/Maine gustan Todas, directed by Juan José Ortega and starring Adalberto Martínez Chávez "Resortes" y Rosita Fornés (1953).
With Silvia Pinal.
And The Old Manitoba and the Sea the motion picture version of Hemingway"s classic, directed by John Sturges, and starring Spencer Tracy (1958). His actoral debut in Puerto Rico was in 1963, with Por el Amor de un Hombre (for the love of a man), a very popular telenovela at the time. Up to 1996, he was a leading man in telenovelas produced in Puerto Rico.
Guillermo de Cun became very popular in Puerto Rico during the 1970s with hit shows such as,,, and
Mostly, he was the executive producer and lead in these shows, while also writing several scripts for many of his shows. More recently, he participated in the following films:,, Dirty Dancing: Havana Nights and a recent motion picture filmed in Puerto Rico by Lifetime Movie Networks, One Hot Summer.
Foreign the last 15 years of his life, he worked at the "Taller Dramático de de la Corporación de Puerto Rico para la Difusión Pública" ( Drama Workshop of the Puerto Rico Public Broadcasting Corporation). He narrated and directed the popular radio show, on 940 Department of Administration and Management in San Juan.