Stephen Williams, 38, was last seen at St Ann’s Hospital in Tottenham on 8 December where he was receiving treatment for paranoid schizophrenia.

Since he was last seen, Stephen has missed his medication and it is not thought he has access to any. Without it Stephen can become violent.

Anyone who sees Stephen is urged not to approach him but to contact police via 999 immediately. If you know of his whereabouts, please contact Haringey Police via 101.

Stephen is a black man, around 5ft 9inches tall with small, black dreadlocks, a large beard and gold teeth. He was last seen wearing a blue jumper, black jacket, blue jeans, blue trainers and a grey hat.