Detectives investigating the murder of Liam Dent in Chessington have made three further arrests.A 20-year-old man was arrested on suspicion of murder and subsequently bailed to October.
A 19-year-old man was arrested on suspicion of assisting an offender and released under investigation.
A 24-year-old woman was arrested on suspicion of assisting an offender and released under investigation.
Police were called to Moor Lane just after midnight on July 26 after reports that a person had been hit by a car.
The driver did not stop and the man was dragged under the car for some distance.
Liam Dent, 25, was pronounced dead at the scene, and his next of kin continue to receive support from specialist officers.
Two men arrested on suspicion of murder, aged 19 and 17, remain on bail.
Two men arrested on suspicion of murder, aged 17 and 22, have been released under investigation.
A 17-year-old girl, arrested on suspicion of assisting an offender, also remains released on bail.
Any witnesses, or anyone with information that may assist police, should call the incident room number on 020 8721 4622 or 101 quoting CAD 96/26July. To remain anonymous, call Crimestoppers on 0800 555 111