Walter Busó (The correct name is Walter Busó Dohnert, sometimes credited as Walter Buxó) was a Puerto Rican dubbing actor, who doubled Frank Sinatra in The Detective and various characters in TV series and animated. He acted in Telemundo programs in Puerto Rico, including Un Romance every Monday and before the law. He also co-starred in "Cristobalito el Calypso Colt," an episode of The Wonderful World of Disney in 1970.

Described in one of his first hand programs as "one of our most promising young actors", Walter Busó Döhnert was born in Naguabo on May 12, 1921. The son of Adolfo Busó Porrata and Inocencia Döhnert Correa graduated from high school of Humacao, Puerto Rico. Before being a leading man of novels, he joined the United States Army. He completed military service in Panama, the Pacific, the United States and Puerto Rico after graduating from the Fort Benning Infantry School. He completed his military career in 1945 reaching the rank of 1st Lieutenant of the US Army.