A late night reveller was left needing stitches after an assault in Lancaster.
Police have just released a CCTV image of a man they wish to speak to in connection with the assault.
The incident happened outside McDonalds on Cheapside when the victim, 26, was out with two friends and was punched from behind.
The victim fell to the ground and then had his head stamped on.
The victim received stitches to the inside of his mouth after going to hospital.
He was also left with bruising to his body.
DC Jill Neil from Lancaster CID said: “The victim was left with some nasty injuries as a result of this unprovoked attack.”
The assault happened at 5am on Friday December 18.
Anyone with information can contact Lancaster CID on 01524 596639 or they can call 101 quoting incident reference LC-20151219-1698.