Born in 1910 in Lerdo, Mexico, she became an acclaimed actress known for her compelling performances in Mexican cinema. Her most notable role was in the 1954 film "Salt of the Earth," which portrayed Mexican-American mine workers' struggles and was controversial due to its political themes. Despite facing blacklisting in Hollywood during the McCarthy era, she continued to work in theater and film in Europe and Mexico. She passed away in 1996, leaving a legacy of powerful, socially conscious performances.