This article is non-canon. This article covers a subject that has been deemed non-canon by either the creator or the The Godfather licensees, and thus should not be taken as a part of the "real" The Godfather universe.
Ben "The Phantom" Tamarkin was an attorney and fixer for the Jewish syndicate, also known as the "Kosher Nostra". He was also the lawyer of Jack Woltz.
He was the ultimate fixer and reported to a group of vastly wealthy men. He got his nickname 'The Phantom' as he was rarely seen in public. He also secretly supported the FBI with information to keep himself out of trouble.