Police are appealing for witnesses after an 80-year-old had her phone stolen on a bus in Bexley.
Officers were called to the incident which took place on the route 233 bus, at Marechal Niel Parade at around 12.30pm, on June 29.
The 80-year-old was travelling with her husband when the suspect boarded the bus and refused to pay.
He then argued with the driver and threatened to spit at him.
The suspect noticed the victim’s phone in her hand, he then grabbed it and kicked her husband’s walking stick before leaving the bus.
Officers from the Roads and Transport Policing Command are investigating.
Officers from the Met would like to speak with anyone who recognises the male in the images.
Anyone with information is asked to call police via 101 or 0208 284 9115.