Northern Territory Police are searching for a 33-year-old male who failed to return to a rehabilitation centre at 3:00pm yesterday.

Trevor Coulthard was issued a day release but failed to return to the centre at the designated time. It is alleged that he has removed his monitoring bracelet.

He was last sighted at Hidden Valley Camp.

Police advise that while he is not considered a threat to the public, people are urged not to approach him. If anyone knows of his whereabouts please notify Police immediately on 131 444 or CrimeStoppers on 1800 333 000.