The cover of the Ghost Hunters Season Six DVD set, featuring two men standing back-to-back on a wooden floor with a ghostly figure in the background. The title 'Ghost Hunters' is prominently displayed at the top, with 'Season Six' written below it. The men are wearing jackets and jeans, and one of them is holding a cell phone. The DVD set is part of the 'Hit Series from Syfy' collection, and the set number is '3'.