Richard Osman, Mel Giedroyc and Paddy McGuinness are the special celebrity contestants, hoping to answer their way to a festive fortune for their chosen charities. Eight celebrity experts are on hand to use their knowledge of all things Christmas, to help the three famous faces bank as much cash as possible. Gyles Brandreth, Josie Gibson, Big Narstie, Tim Vine, Zara McDermott, Gladiator’s very own Nitro and Gavin and Stacey legends Matthew Horne and Joanna Page will each have their time in the spotlight, answering questions on everything from reindeer to festive food.