LP must observe the suspected shoplifter to make sure he or she does not get. Cops wife Suspect and accomplice were caught by LP officer after. The Great Train Robbery was the robbery of £2.6 million from a Royal Mail train heading from. Guy Mannion; PC Roz Clarke - Resigns from the force after finding the job too. The Great Train Robbery was the robbery of £2.6 million from a Royal Mail train heading from.