Joseph "Mad Dog" Sullivan (born c.1940) was an Irish-American hitman who acted as a contract killer for the Mafia in New York City and was also rumored to be involved in the disappearance of Jimmy Hoffa.
He was also rumored to be involved in the disappearance of Jimmy Hoffa. Joseph "Mad Dog" Sullivan (born c.1940) was an Irish-American hitman who acted as a contract killer for the Mafia in New York City.
Joseph "Mad Dog" Sullivan (born c.1940) was an Irish-American hitman who acted as a contract killer for the Mafia in New York City. He was also rumored to be involved in the disappearance of Jimmy Hoffa.
Joseph "Mad Dog" Sullivan (born c.1940) was an Irish-American hitman who acted as a contract killer for the Mafia in New York City. He was also rumored to be involved in the disappearance of Jimmy Hoffa.