High Quality Content by WIKIPEDIA articles! Joseph Charles Dippolito, also known as "Joe Dip", was an Italian American Mafia member in the Los Angeles crime family. The son of fellow Mafioso Salvatore Charles Dippolito (known as "Charlie Dip"), he rose to become Underboss of the Los Angeles crime family. He was also featured in the book The Last Mafioso by Ovid Demaris.