Police are investigating allegations of attempted theft and vigilante justice in an incident caught on film in Putney.

WARNING: The video below contains violence and language that some people might find offensive.

Police were called to a disturbance in Weimar Street at around 8.20pm on June 1.

A spokesperson for Wandsworth police said: “At this stage it appears that a male on a moped was seen looking into a vehicle on Weimar Street.

“He was challenged by a member of the public, possibly the owner of the vehicle, and a scuffle broke out.

“Both parties had left by the time police arrived, and enquiries are ongoing to trace them both.”

The incident follows a spate of moped thefts in Wandsworth borough.

In the video, which emerged on Twitter, two men are seen kicking a man on the ground, while one holds a hammer shouting “you tried to attack me with this”.

If you have any information regarding this incident contact Wandsworth police on 101.