2016-02-16
5 Notorious Irish Murder Cases
Stage: Sentence
Plea: Guilty
Finding: Found guilty
Outcome: Found guilty; McArthur pleaded guilty to the murder of Bridie Gargan, sparing the State the embarrassment of a trial, and was sentenced to life in jail. They confessed to the murder and rape of both women and were sentenced to life in jail, where they became Ireland's longest serving prisoners. #3 The Grangegorman Killings Mark Nash On the morning of March 7th 1997, Sylvia Shields and Mary Callinan were found dead in No.1 Orchard View, Grangegorman, Dublin 7; a terraced house used to provide accommodation for outpatients of St Brendan's Psychiatric Hospital.