The father of a man missing for 20 years says he just wants his son back.

Michael Deely has made an appeal on the anniversary of the disappearance of Trevor, who was last seen on December 7th 2000.

A reward of 100-thousand euro has been put forward for information on his whereabouts.

Trevor Deely, from Naas in Co Kildare, attended his Christmas party in Dublin that night, and hasn't been seen since.

CCTV footage shows him in the Haddington Road area in the early hours of December 8th.

Trevor's brother Mark  is a well-known optician in Castlebar.

His father Michael says they just want to know what happened to Trevor ....