John "Red" Shea was a member of the Irish Mob in Boston in the 1980s and 1990s. He was a senior figure in James "Whitey" Bulger's South Boston crew, which grew from the Winter Hill Gang. Shea ran a cocaine distribution network around Boston and was arrested in 1990, serving 12 years in prison. He speaks to Business Insider about the codes, rules, and heritage of the Irish mob in Boston. He touches on iconic Irish mafia groups in other US cities, such as the Westies in New York. He covers the dow

Former Boston mobster Mark Silverman rates seven Irish mob scenes in movies and television for realism, such as "The Departed" and "The Town." Silverman operated in Boston in the late '90s and early 2000s before deciding to leave his life of crime behind him. | Insider Entertainment