Met Police officers have been on the lookout for an escapee prisoner since Friday, after fleeing Wormwood Scrubs.
Manray Woolfall (23 years old) ran from prison after being transferred to a mental hospital in west London.
Following a possible medical episode, the man was to travel to London to receive treatment.
Manray Woolfall (23) has disappeared since November 19, after he ran away from his prison cell. Officers have been trying to find him.
Woolfall went missing at 12.35am. She was last seen heading towards Hammersmith Bridge at Chancellors Wharf.
It is thought that he was wearing a grey t shirt, a green and black wind protection jumper and grey bottoms, rolled to his knees, with black thermal pants underneath.
Woolfall was a Wormwood Scrubs prisoner before his escape
Two tattoos are on his left and one on the right arms. His build is slim with brown hair that reaches his shoulders and has a beard.
Members of the public should not approach Manray if he is seen. Instead, call 999 with reference 6026926/21.