DETECTIVES are hoping to identify potential witnesses following an assault in Silk Road.
The attack took place in the early hours of Sunday, February 9.
Officers have tried to track down the witnesses themselves and are now appealing for help from the public.
A 19-year-old man sustained facial injuries during the incident at the bar in St Botolph's Street, Colchester.
If you know any of the three people pictured please call Det Con Hannah Richardson at Colchester CID on 101.