HM Prison Pentonville hundreds throughout the British Empire. For instance, Pentonville was used as a model for the eventual construction of Corradino Prison in Rahal Gdid, Malta by W. Lamb Arrowsmith in 1842. Prisoners under sentence of death were not housed at Pentonville Prison until the closure of Newgate in 1902, when Pentonville took over executions in north London. Condemned cells were added and an execution room built to house Newgate's gallows. At the same time Pentonville took over from Newgate the function of being the training location for future executioners. Irish revolutionary Roger Casement was hanged there on 3 August 1916 and
HM Prison Shepton Mallet of executions at Shepton Mallet in its early years is unknown. Seven judicial executions took place within the prison walls between 1889 and 1926: Their remains were buried in unmarked graves within the walls of the prison, as was customary following British executions. The prison was reopened for British military use in October 1939. It soon housed 300 men from all three armed services, with some having to live in huts in the prison yard. With the outbreak of war the prison also took into protective storage many important historical documents from the Public Record Office in London, including Domesday