Police have issued this CCTV image of a man they would like to speak to after a woman underwent a terrifying sex attack while travelling on the H91 bus through Heston.

The victim was assaulted as she prepared to disembark the westbound service as it stopped at the junction of the Great West Road and Vicarage Farm Road at around 3.30pm on August 9.

The suspect, who was sitting next to her, then jumped off the bus and ran down Vicarage Farm Road.

If anyone recognises the person in the photo or has any other information about the incident contact Det Con Elliot Toms at Hounslow Police Station on 020 8721 9100  or Crimestoppers on  0800 555111, quoting the crime reference number 0518280/08.

• The person in the picture is not necessarily be connected to the incident and their presence may be entirely innocent.