In 1974, a young Elizabeth Oropesa was introduced in Celso Ad Castillo's Ang Pinakamagandang Hayop sa Balat ng Lupa (1974) lending support to former Miss Universe Gloria Diaz, who was then being launched to stardom.
She portrayed the role of Saling, the barrio lass who is madly in love with Simon (Vic Vargas) and loathes the presence of Isabel (Gloria Diaz) on the barrio-island.
She did Mister Mo, Lover Ko (1999) a comedy film again directed by Joel Lamangan, starring Glydel Mercado, Eddie Gutierrez, Gary Estrada and Danny Ramos.
She played the mother of Jennica Garcia and stepmother of Jolina Magdangal in Adik Sa'Yo (2009) with Marvin Agustin, Dennis Trillo and Joey Marquez, directed by Joel Lamangan.
In 2004, Elizabeth played a villain named Belinda Manalo in Te Amo, Maging Sino Ka Man, the character was bitter and hot-headed.