AN investigation has been launched following an altercation at a Barnsley nightclub.
It is reported that on November 29 the victim, a 26-year-old man, attempted to diffuse an incident between two men inside Funny Girls nightclub on Wellington Street.
While trying to separate the men, a third unknown man punched the victim in the face.
The victim suffered facial injuries.
Officers are keen to speak to the man in the CCTV image as they believe he can assist with their enquiries.
A police spokesperson said: “Anyone with information which could assist with our enquiries is asked to report it by calling 101, live chat or our online portal, quoting incident number 175 of November 30.”