Six people have been arrested on suspicion of manslaughter following the death of a 43 year old man in Prestatyn at the weekend. Jonathan Sillett collapsed and died on Beach Road on Saturday night.
North Wales Police say that five men and one woman aged between 19 and 22 are currently being questioned.
A 22 year old man and a 21 year old woman were released on bail on Monday night after being questioned on suspicion of murder.
Detective Chief Inspector Graham Talbot said police are "still very keen to speak to anyone who may have been in the area at the time and saw the incident."
"It is being treated as a homicide and the local community can rest assured that we are making progress with the investigation but need their help and support in this matter."
Police are appealing for anyone with information to contact them on 101 or Crimestoppers anonymously on 0800 555 111.