She came from a family of artists on her mother's side: her grandparents, Carlos Guart and Carmen Martínez-Illescas, and her mother Enriqueta Guart Martínez-Illescas were theater actors. With her mother she worked on the work Don Juan Tenorio, in 1972.[2]
She began her radio career as an announcer at "Radio Barcelona". In the mid-1940s she started working on film dubbing.[3]
In the 1970s, she was the voice of Pippi Longstocking. In the 1980s, she voiced Sarah Douglas in the V series, and in the 1990s, she doubled the character of Estelle in the series Friends.[4]
She was famous for lending her voice to a number of Hollywood actresses: Whoopi Goldberg, in fifty-one of her films; Kathy Bates, in five movies; Carole Lombard, Darlene Love, and Joanna Cassidy among others.
She was also dubbing director in The Color Purple and Schindler's List.[5]
