Police have released a new CCTV image of Steve Baxter.
Detectives are keen to speak to him in connection with the murder of Simon Clark from Pendine.
Police say that Baxter is bald, but was last seen wearing a hat and wig, as shown in the new CCTV image.
Police say he may have made other attempts to alter his appearance such as growing facial hair or wearing glasses.
Dyfed-Powys Police have reassured people in the community that they are stepping up patrols and police presence in Haverfordwest. They are asking for anybody with information on Steve Baxter's whereabouts to come forward.
The new image was captured in Glynneath on Saturday, September 29. He is believed to have travelled to the West Wales area shortly afterwards and is believed to be in the Haverfordwest area.
Baxter is also known as Steve Tidy, Steve Rowley, Wayne Tidy or William Tidy.
He is aged 52, 5’5” tall and has tattoos on his forearms.
Four people have been charged in connection with the death of Simon Clark at Grove Caravan Park, Pendine, on Thursday, September 27, 2018.
Anyone with information should call 101.
Read more: Four charged in caravan park murder inquiry