Detectives have arrested four more people, including a 16-year-old boy, in connection with the murder of Sidney Cox.
Mr Cox, 57, died the day after being violently attacked at a house on Middleton Lane, Thorpe, on August 24.
This morning two men, the teenager and a woman were arrested in the Doncaster area.
Det Chief Insp Jon Morgan, from West Yorkshire Police’s Protective Services (Crime) said: “Three men aged 36, 34 and 16 were arrested on suspicion of murder and a 37-year-old female has been taken into custody on suspicion of conspiracy to commit murder. They all remain in police custody at the present time.”
Detectives have already charged three other men with the murder of Mr Cox and another man with conspiracy to commit grievous bodily harm.
Mr Cox was originally from Castleford and had lived in Morley.
Police are still appealing for witnesses.
Anyone with information should call 101.