Officers have launched an appeal to find a man they are “increasingly concerned” for.
John Killeen, from Erith, was last seen more than a week ago and has links to the county.
The last sighting of the 34-year-old was on 9.20am on Monday, February 12 in Bromley.
He has links to Kent, the south coast and central London.
PC Paul Holmes, from the Met police local team in south-east London, said: “We are growing increasingly concerned for his safety.
“We would urge anyone who has seen him or knows where he may be to contact us as soon as possible.”
John is described as a 6ft 4ins white man, with brown eyes and curly hair.
If you have seen John, or you have any information about his whereabouts, please contact us on 101, quoting reference 24MIS004573.
Report immediate sightings by calling 999.