When she was an actress, Roy was known for her roles in "La serpiente de cascabel" (1948), "Al Compás de tu Mentira" (1950), "Cinco grandes y una chica" (1950), "Historia de una noche de niebla" (1950), "The Beautiful Brummel" (1951), "Caídos en el infierno" (1954), "Requiebro" (1955), "Mi marido y mi novio" (1955), "El Derecho a la felicidad" (1968) and in "Las Venganzas de Beto Sánchez" (1973).