Frank and Eddie were originally arrested on charges of aggravated burglary and assault on Alexander McCracken Armstrong, a well- known criminal in the area. This was totally unconnected with the murder. However, by the time the police had finished questioning Armstrong, he had made a statement saying that Eddie and Frank had threatened to kill him and dump his body in Kielder Forest. At this time, Armstrong himself was under arrest for theft and burglary. The statement was made approximately four months after the alleged attack by Eddie and Frank.
Ellen Harris, formerly Ellen Wiseman, later admitted that it was she who had assaulted Armstrong, had stolen his furniture and wrecked his house. She was charged and subsequently pleaded guilty to the offence at North Shields Magistrates Court where she was given a fine. She said that nobody else was involved in the assault or burglary and that she committed the offence when she had returned to the house later after the other people involved in the case had gone