Great Train Robbery (1963) Valley Police Force (the modern-day successor to Buckinghamshire Constabulary). Fewtrell was assisted and later succeeded in the investigation by John Woolley, who served in the Buckinghamshire Constabulary from 1959 to 1984. George Hatherill (1898–1986) had his service extended by one year because of the need to complete the investigation of the Great Train Robbery. He visited Canada and the USA as a lecturer on police matters. He died on 17 June 1986 at the age of 87. Gerald MacArthur died aged 70 years on 21 July 1996. He was famous for breaking up the Richardson Gang at a time when
Great Train Robbery (1963) working conditions, Butler was enraged and threatened to send them back to their normal duties. Butler was said to be very secretive, with Jack Slipper claiming in his book "Slipper of the Yard" (1981) that "he wouldn't even tell his own left hand what the right one was doing". This meant that Train Robbery Squad members were often dispatched on specific errands with no knowledge of how their tasks fitted into the overall investigation. The six-man Train Robbery Squad consisted of Detective Inspector Frank Williams, Detective Sergeant Steve Moore, Detective Sergeant Jack Slipper, Detective Sergeant Jim Nevill, Detective Sergeant Lou