CCTV images have been released of a man after an unprovoked attack in a pub left another man with serious head fractures.

The 22-year-old victim was knocked unconscious outside the Spey Lounge on Leith Walk in Edinburgh in the early hours of Saturday, November 26.

Detectives said they were keen to track down the man pictured in the CCTV footage.

The man, who was in the bar before the assault, is white with a medium build and is believed to be in his early 20s.

He is believed to be around 5ft 8in to 5ft 10in with short fair hair. At the time of the incident, he wearing a dark Nike hooded top and blue jeans.

Detective constable Ryan Lee, of Gayfield CID, said: "The victim was subjected to an unprovoked and sustained assault during which he suffered multiple fractures to his head.

"The man pictured is believed to be of significance to our investigation and anyone who can assist in tracing him is asked to come forward.

"Similarly we would ask the man himself to get in touch with police and help with our investigation."

Anyone with information can contact Police Scotland on 101 or the charity Crimestoppers in complete anonymity on 0800 555 111.