Sammy “The Bull” Gravano
Salvatore “Sammy the Bull” Gravano is the Italian-American criminal who served as the underboss of New York’s Gambino Crime Family. He’s became the most famous mob-informant ever after he helped bring down the head of the crime family, John Gotti. Sammy has admitted to being involved in the murder of 19 people and has done 19 years of jail time. Sammy’s daughter, Karen Gravano, is a reality TV star and was a cast member on “Mob Wives.”