Genaro Anthony `` Tony '' Sirico , Jr. ( born July 29 , 1942 ) , is an American actor who is best known for his role as Paulie `` Walnuts '' Gualtieri in the HBO series `` The Sopranos '' .
Genaro Anthony `` Tony '' Sirico , Jr. ( born July 29 , 1942 ) is an American character actor . He is known for his role as the mobster Paulie `` Walnuts '' Gualtieri in the television series `` The Sopranos '' .