Police have released an image a man they wish to speak with after a woman was allegedly sexually assaulted on a bus in Wimbledon.

The alleged attack took place just after 5pm on May 24 while the woman was travelling on the 57 bus.

Police have said that they "need to identify" the man in the image.

If you have any information regarding the incident you are asked to contact Crime Stoppers on 0800555111 quoting 1406073/18.