Humberto Vicente Castagna (born June 11, 1942), better known as Cacho Castaña, is an Argentine singer and actor. Cacho Castaña showed interest for music since his early years; by the age of fourteen, he was a piano teacher. He made his debut in front of a live audience during the late 1960s, which was aired nationally bt Canal 11 (today's Telefe). Castaña became famous as a bolero singer during the decade of the 1970s, with such hits as "Lo Llaman el Matador" ("He's Nicknamed The Killer") and "Hay que Encontrar al Ladron" ("The Robber Must be Found").

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