[1][3] While at the CCC, she directed the short films Las Buenromero (1978) and Un frágil retorno (1979), as well as the featurette Hotel Villa Goerne (1981).

[1] Under her artistic name Busi Cortés, she went on to direct three narrative feature films, starting with El secreto de Romelia in 1988.

[1][4] The film, based on Rosario Castellanos' novel El viudo Román, won various national and international prizes.

[3] In 2011, in partnership with the National Autonomous University of Mexico's Filmoteca, she produced the documentary short En trazos de vida.

[3] On June 19, 2024, it was announced that Cortés would be awarded the Golden Ariel, the highest honor in the Mexican film industry.