A man in his 20s has been left with serious facial injuries after allegedly being kicked in the head in Tunbridge Wells.
Officers are investigating the town centre disturbance which took place at around 1.20am on Sunday, August 22.
The man had been walking with a group of friends in Mount Pleasant Road, when there was an altercation with another group.
The victim, who is in his 20s, is said to have fallen to the floor before being violently assaulted by one of the other group.
He was taken to hospital with multiple injuries.
A CCTV image of four men has now been issued, who officers believe may have important information.
Anyone who can assist the investigation is asked to call Kent Police on 01622 604100, quoting reference 46/155905/21.
You can also contact Crimestoppers anonymously on 0800 555111 or by using the online form on their website.