Sussex Police thanked members of the public for their support in finding a man missing from Telscombe Cliffs.
The 85-year-old man, who suffers from Alzheimers, was found walking in Saltdean by a member of the public at about 3.30pm Sunday afternoon.
He has been returned home safe and well.
The man left the family house sometime in the night on Saturday june 15 or early morning of Sunday June 16.
Police made searches in the area and urged anyone who recognised him to contact them.