The Crystal Maze Specials: Episode Guide & Ratings

Stephen Merchant welcomes a team of celebrities to this special edition of the legendary game show in aid of Stand Up To Cancer. Rio Ferdinand captains an all-star line-up featuring Michelle Keegan, Jonnie Peacock, Sara Cox, and Josh Widdicombe. The team of five stars take on the Aztec, Medieval, Future and Industrial zones, attempting a variety of skill, mental, physical and mystery games. Each game could earn the team a crystal, with each crystal awarding the team crucial time for their ultimate challenge...The Crystal Dome.Inside The Crystal Dome the team attempt to collect gold tokens, which will be converted to money in the hope of winning a huge cash prize for Stand Up To Cancer.

Richard Ayoade guides celebrity adventurers including Nicola Adams, Ellie Simmonds, Olllie Locke, Mollie King and Tom Davis, in aid of Stand Up To Cancer.

In this festive special, a bemused Richard Ayoade guides a celebrity team of haplessly enthusiastic adventurers around a special panto-themed Maze. Captaining the team is Christopher Biggins, leading Deborah Meaden, Jamie Laing, Frankie Bridge and Chris Kamara with some surprising celebrity cameos and a pantomime cow along the way.

Richard Ayoade hosts as Catherine Tyldesley captains an all-star team with Shirley Ballas, Gareth Malone, Scarlett Moffatt and Nish Kumar. Richard Wilson plays Father Christmas.