Police are appealing for information following an alleged assault at the Harbour Lights nightclub in Torpoint.
A 20-year-old man was reportedly grabbed by the throat and as a result lost consciousness during the incident, which took place just after midnight on Saturday June 1.
The suspect is described as a white man in his mid-thirties, of large build and was wearing a grey jumper and jeans.
A representative from Devon and Cornwall Police said: "The club was busy at the time of the incident and we are keen to speak to anyone who saw what happened."
Anyone with information that could assist with the investigation is asked to call police on 101 quoting reference BT/13/354.
