Main Characters Simon Foster 44 main appearances Emily Grossman 44 main appearances Narrator 44 main appearances Host 44 main appearances Maggie Aderin Pocock 29 main appearances David Wharton 15 main appearances
Recurring Guest Characters Kimberly Wyatt 1 guest appearances Robert Webb 1 guest appearances Kimberley Walsh 1 guest appearances Chris Packham 1 guest appearances Denise Van Outen 1 guest appearances Mel Giedroyc 1 guest appearances Holly Willoughby 1 guest appearances Paddy McGuinness 1 guest appearances Terry Wogan 1 guest appearances Ricky Tomlinson 1 guest appearances Sanjeev Bhaskar 1 guest appearances John Hannah 1 guest appearances Kathy Burke 1 guest appearances Miranda Hart 1 guest appearances Richard Ayoade 1 guest appearances Stephen Graham 1 guest appearances Aston Merrygold 1 guest appearances Olivia Colman 1 guest appearances Jessica Hynes 1 guest appearances Gregg Wallace 1 guest appearances ⇤ « 1 2 3 4 5 » ⇥