Recurring Guest Characters Alesha Dixon 1 guest appearances Rob Beckett 1 guest appearances Alexander Armstrong 1 guest appearances Gok Wan 1 guest appearances Davina McCall 1 guest appearances Nick Grimshaw 1 guest appearances Romesh Ranganathan 1 guest appearances Chris Hoy 1 guest appearances Gabby Logan 1 guest appearances Stephen Mangan 1 guest appearances Johnny Vegas 1 guest appearances Jonnie Peacock 1 guest appearances Michelle Keegan 1 guest appearances Josh Widdicombe 1 guest appearances Louis Walsh 1 guest appearances Kate Humble 1 guest appearances Melanie C 1 guest appearances Richard Osman 1 guest appearances Joe Lycett 1 guest appearances Gareth Malone 1 guest appearances