Although the detail of McIntyre, R v [2026] NICC 2 will probably be of importance only for forensic science imagery analysts, it is important for experts in criminal cases in Northern Ireland, for forensic clinicians insofar as their activities fall within the remit of the Forensic Science Regulator, and it is of general interest as it illustrates the risks for experts instructed by the prosecution of not ensuring an appropriate distance from the investigating police officers.