The incident happened in Teapot Lane between 5.30pm and 6pm on Tuesday 21 March 2023.
The victim sustained a head injury after he was allegedly assaulted by a man who called at his property attempting to sell household products.
Investigating officer, PC Wager, said: ‘The victim did not know the caller and we have been making enquiries in the area to identify him.
‘We are now able to release a CCTV image of a man who may be able to assist with our enquiries.’
Anyone with information should call the west Kent appeal line on 01622 604100, quoting crime reference 46/51894/23.
You can also contact Crimestoppers anonymously on 0800 555111 or by using the online form on their website.
