Police in Inverness are appealing for help in locating Patrick Duffy Reid, 51, otherwise known as Paddy.
He was last seen on Wednesday boarding the 10.45am Inverness to Edinburgh direct train service
Mr Reid is described as being 5ft 8in, of stocky build with short black hair and wearing jeans, white trainers, black jacket and black hooded top and was carrying a large holdall.
It is believed that his intended destination was Edinburgh, where he was due to meet family, however he failed to appear.
If any person saw Mr Reid or travelled on the 10.45am train service or has any knowledge as to his present whereabouts they are asked to contact Police Scotland on 101.
