Newby was released from HMP Thameside in error on Friday, 17 March where he was serving a sentence for assault[s], harassment and burglary.
He has links to Tower Hamlets and Ilford.
Newby is a Black man, around 5ft 10ins tall, of heavy build, and a pierced left ear. He speaks with a London accent.
The public are asked not to approach Newby. Anyone who sees him, or knows where he is should call 101 or Tweet @MetCC quoting reference CAD 3195/30Mar.
To remain anonymous, contact Crimestopperson 0800 555 111.
