Eileen Elizabeth Sheridan was known for her association with a firm headed by  English gangsters who were the foremost perpetrators of what in the East End of London?
Kray twins Twin brothers Ronald "Ronnie" Kray (24 October 193317 March 1995) and Reginald "Reggie" Kray (24 October 19331 October 2000) were English gangsters who were the foremost perpetrators of organised crime in the East End of London during the 1950s and 1960s. With their gang, the Firm, the Krays were involved in armed robberies, arson, protection rackets, assaults and the murders of Jack "the Hat" McVitie and George Cornell.
Mickey Green Mickey Green (born 1942) is an English gangster and drug lord who has also held Irish nationality. A convicted armed robber he has allegedly been one of Britain's leading drug dealers for many years and is said to be worth at least £75 million.