A man has been arrested.
Officers were called to Ock Street at around 9.30pm last night after a collision between a red BMW, black Vauxhall Insignia and a man in his twenties.
He was taken to hospital with life threatening injuries, but has sadly died.
A 20-year-old man has been arrested on suspicion of driving whilst over the prescribed limit and dangerous driving and is in custody.
Investigating officer, Sergeant Darren Brown, of the Serious Collision Investigation Unit, said: "We are appealing for any witnesses to this collision, or anyone who has information, to please come forward.
"We would particularly like to hear from anyone who was in the vicinity prior to the collision and may have seen the two vehicles involved.
"I would also urge motorists in the local area around this time to check dash-cam footage in case it has captured something that could assist the investigation.
"Anyone who has information can contact police by calling 101, or making a report online quoting reference 43200205698.
"Alternatively, if you wish to remain anonymous you can contact the independent charity Crimestoppers on 0800 555 111."
The drivers of the cars were not injuried in the incident.