A man has been left with serious head injuries after he was attacked outside Arnos Grove Tube station.

The 25-year-old victim was with a male friend at the junction of Bowes Road and Palmers Road on Sunday just after 12am when they were set upon by between four and six men.

He remains in hospital in a critical but stable condition.

His friend was treated for a minor head injury, but released from hospital on the same day.

Enfield police are investigating and would like to speak to anyone with information.