POLICE are looking for a good Samaritan who stopped a woman being raped in the street.

The 43-year-old was attacked in the street in Park Crescent Road, Brighton at 6am on Monday.

A passerby saw what happened and intervened. The police were called and a man was arrested.

Detective Constable Aran Boyt said: "We are appealing for any witnesses who noticed anything in the area at the time. In particular we would like to trace a potentially important witness who approached the victim and the man at the time.

"The witness may not have realised what was taking place but may be able to provide crucial evidence in the investigation."

The witness is described as a slim white man aged in his 60s and was wearing a blue and white horizontally striped T shirt and light coloured trousers. He was about 5' 7" with either grey cropped hair or bald.

If you are the witness or if you have any information about the incident contact police on 101 or email 101@sussex.pnn.police.uk quoting serial 195 of August 4.

Euan Roberts, 32, of no fixed address, has been charged with raping a woman in Park Crescent Road, Brighton, on August 4.

He was due to appear at Brighton Magistrates' Court today.