It happened sometime between midnight and 3am on Sunday, August 2, inside Liquid and Envy in the High Street.

A 21-year-old man who lives in the Clacton area suffered a broken jaw following the incident.

The victim was in the toilet of the club when he was head butted by a man. He saw the man on the stairs afterwards and he head butted him again and punched him three or four times.

The suspect is described as white, with ginger curly hair of medium length and was around 5ft 11ins tall.

Anybody who witnessed the assaults is asked to contact officers at Colchester CID on Essex Police 101.

People can also give information to the independent crime-fighting charity Crimestoppers anonymously on 0800 555 111 or via an Anonymous Online Form at www.crimestoppers-uk.org