very large, Spanish-born character actor from the '40s thru the early '80s. Sometimes billed as "Guillermo A. Bianchi." Equally at home with sinister, Sydney Greenstreet-type and sympathetic roles. Won the Best Supporting Actor Ariel for Cuarto de hotel ('52), and was later nominated for El buen ladrón ('56).
Biographical Dictionary of Mexican Film Performers. EdwART. 2012.