Police are appealing for witnesses after a man was assaulted in an unprovoked attack in Plymouth.

The incident happened at Pryzm Night club, Barbican Approach, at around 1am on December 21.

The victim was in the third floor smoking area when he was punched once to the head. The man, in his 20s and from the Plymouth area, received hospital treatment for a fractured jaw.

Police believe there were a number of witnesses present and would like to speak to anyone who may have information that can help with enquiries.

Anyone who can offer any further information about this incident is asked to contact the police via [email protected] or by phone on 101, quoting crime reference CR/113218/17.

You can also give information anonymously via Crimestoppers on 0800 555 111 or www.crimestoppers-uk.org