Police are investigating a robbery and assault that happened this summer. Just after 4am on August 24th, a 24-year-old man was walking through McKinnel Park in Orillia when he was attacked from behind. Police say the male was struck in the back of the head, causing him to fall. While down, he was kicked in the face and head and robbed of his wallet and cell phone. Several men were involved including one woman. Police are looking for a white man, approximately 6 feet tall and 190 lbs. He was wearing a black t-shirt and has a tattoo on his left arm. A 22-year-old man was arrested. His court date is October 14th.