Nield was last seen in the Heaton Road area about 4:15pm on Wednesday, July 28, 2021, wearing black tracksuit bottoms, a blue Berghaus jacket, and blue Lacoste cap.
He is described as white, about 5ft 4in tall, of slim to medium build, has a shaved head, and tattoos of a cross on his chest, and love heart on his left arm.
Report says Justin has links to the Blackpool, Lytham and St Annes areas.
Anyone with information is urged to call 101 quoting log 1517 of July 29. In an emergency call 999.