In 1949, she informed her parents that she wanted to become an entertainer and she left for San Juan, despite their protests, and went to work for Ángel Ramos' "Radio El Mundo", which later became known as WKAQ.

The soap opera caused a national scandal in Puerto Rico because in one scene she kissed her co-star Pabon in the mouth, an act that was totally unheard of in those days.

[1] Sandoval traveled to New York City, where she joined Míriam Colón's theatrical group "El Circulo Dramatico" (The Drama Circuit).

In 1978, her supporting role in the Telemundo soap opera Cristina Bazán was thoroughly acknowledged, alongside José Luis Rodríguez and Johanna Rosaly.

In 1979, she participated alongside Norma Candal, Alicia Moreda, Gladys Rodríguez and Otilio Warrington in Jacobo Morales' movie Dios los Cría (And God Created Them), where she played the role of a prostitute.