The Dome Experiment SpecialBackdropRegular ShowPoster8.6Rated 8.6 on TMDBRegular ShowThe Dome Experiment SpecialSeason 7, Episode 5GalleryBenson is determined to prove he was right about the date of the "Dome Experiment".CastJ.G. QuintelMordecai / Hi Five Ghost (voice)William SalyersRigby (voice)Mark HamillSkips (voice)
