A friend of Christian Rumack who helps plan a heist on Chris Rumack's mansion. After Christian confronts Ruth and dies, Marshall kidnaps her to force her into the robbery. He is ultimately killed when Ruth throws rocks at him, causing him to panic and get bitten by a water moccasin in the woods.
Marshall relentlessly chases Tony through the forest after the mansion firefight.
Christian and Marshall operate as close criminal partners.
Marshall and Dez work as a coordinated duo during the kidnapping and heist.