Police are hoping the public can help find a 28-year-old man, who has been missing from Tallebudgera Valley for more than 36 hours.
Matthew Gregory was last seen late Saturday night at a Monday Dr address, and hasn't been in contact with anyone since.
Police said the behaviour is out of character.
Matthew was described as Caucasian, 185cm tall, proportionate build, black hair and hazel eyes.
Anyone who spots Matthew or who might have information in relation to his whereabouts is asked to contact police.