Dylan, aged 47, lives in supported housing in Newquay and left his address at around 5 pm on Saturday 17 February 2018.
Dylan has a historic brain injury causing problems with his speech and he can become confused and agitated, he is also susceptible to seizures as a result.
The longer Dylan is missing, he will become increasingly vulnerable. Dylan frequently uses the rail network to travel and has previously travelled to Exeter and Newton Abbot.
He is described as white, with dark brown hair in a ponytail, of a slim build and is 6ft 2ins in height. He has tattoos on his arms and has hazel eyes. He was last seen wearing dark blue jeans and a green checked shirt, a black beanie hat and black trainers. Dylan may look unkempt.
Any sightings or information please contact 101 quoting log number 735 17/02/18.