Michael Papastamatas, age 32, was last seen leaving his residence in Lindfield Sydney at 7 am on Sunday 30 December 1979. He was heading to Penshurst to see his children, however never turned up. Michael has not been heard from or seen since this date. Police hold concerns for his safety.

Anyone with information which may assist in locating the whereabouts of Michael are urged to contact Crime Stoppers on their website or freecall 1800 333 000.