Comedy · Contestants make their way through a giant obstacle course to win a cash prize. Wipeout Poster. Contestants . Game - Show | Reality-TV | Thriller. Wipeout is a game show that was cancelled in series in which contestants competed in what was billed as the "World's Largest" obstacle course. Wipeout. If they manage to avoid a Wipeout, they can continue picking it was ditched when Bob Monkhouse took over the show.