19TH OCTOBER: ON THIS DAY IN 1989 THE GUILFORD FOUR WERE RELEASED 19TH OCTOBER : On this day in 1989 The Guilford Four were cleared of all charges and released after 14 years in prison. Gerard Conlon, one of the Guildford Four outside the Old Bailey after his release 15/8/91. Conlon was charged with two counts of possessing class A drugs, cocaine and ecstasy 19/10/89.