Police investigating a Chesterfield robbery have issued CCTV images of people they are trying to trace.
The three people in the images could have witnessed the robbery which took place on Station Road at 11.45am on August 17.
A 38-year-old male victim was hit on the head and cash was stolen from him. The details of the offence are unclear because the victim was unable to remember exactly what happened.
Officers have checked CCTV in the area and would like to trace the three people who are pictured.
The three people in the CCTV, or anyone who knows them, should contact DC Dan Evans on 101 and quote crime number 35206/14.