Main Characters Presenter 158 main appearances Presenter 153 main appearances Presenter 151 main appearances Presenter 107 main appearances Presenter 42 main appearances Presenter 41 main appearances Presenter 5 main appearances Presenter 3 main appearances Presenter 3 main appearances Presenter 1 main appearances Presenter Presenter
Recurring Guest Characters Jules Collett 1 guest appearances Jessica Hayes 1 guest appearances Greg Clark 1 guest appearances William Shatner 1 guest appearances John Wilson 1 guest appearances Michael Edwards 1 guest appearances Paris Fury 1 guest appearances Henry Montgomery 1 guest appearances Greg McKenzie 1 guest appearances Feargal Sharkey 1 guest appearances David Attenborough 1 guest appearances Angela Barnes 1 guest appearances Iain Hoskins 1 guest appearances Hugo Tagholm 1 guest appearances Rhianne Barreto 1 guest appearances Piya Sinha-Roy 1 guest appearances Jordan Scott 1 guest appearances Helen Walker 1 guest appearances Oona Goldworthy 1 guest appearances Megan Paterson 1 guest appearances ⇤ « 61 62 63 64 65 66 67 68 69 70 » ⇥