Her numerous telenovela roles included El Amor Tiene Cara de Mujer (Love Has a Female Face), portraying the character of Lucy Scala in the Mexican remake of an Argentine television series during the 1970s.

Her recent telenovela writing credits included Cosecharás tu Siembra (You Reap What You Sow) and La Extraña Dama (Strange Lady).

[2] Gallardo's Mexican theater credits included roles in Aurelia y Sus Hombres, Los Grandes Sebastiani, and La Mujer Asesinadita.

[1] In 1997, Gallardo starred in the radio drama, La Historia de Quien Soy (The Story of Who I Am), created by the Family Theater Productions' Voz Latina division.

[1][2] Gallardo portrayed the family matriarch in the production, which is believed to be the first Spanish-language radio show produced in Los Angeles specifically for Hispanics living in the city.