Police are actively searching for 80-year-old William, who has been reported missing from Upper Ferntree Gully.
William was last seen early this morning at around 1am on Mount View Road.
His family, along with law enforcement, is extremely concerned for his well-being, particularly due to his medical condition and the fact that his disappearance is completely out of character.
William is described as a Caucasian male, approximately 155cm tall, with short grey hair.
He was last seen wearing a black/blue jacket and grey tracksuit pants.
It is believed he may be travelling on foot.
Investigators have released an image of William in the hope someone can provide information on his current whereabouts.
Anyone who has seen William or has any information regarding his whereabouts is strongly urged to contact the Knox Police Station immediately at (03) 9881 7000.
