[1][2] Born Catalina Margarita López Ramos on June 21, 1924, in San Miguel de Tucumán, Argentina.

Her debut in Mexican cinema was in the role of a waitress in the film El hijo disobediente, directed by Humberto Gómez Landero, in 1945.

She appeared in more than 80 movies in the Golden Age of the Cinema of Mexico, sharing credits with Pedro Infante, Luis Aguilar, Ernesto Alonso, Tin Tan and Amparo Rivelles.

A lifetime of hard work, international recognition and many acting achievements, her most notably are Salón México and Nazarín (1958), co-starring with Ignacio López Tarso.

On Tuesday, 19 April 2005, she suffered a heart attack while undergoing a health check-up test at a hospital in Mexico City.