Chris PackhamSelf - Presenter Michaela StrachanSelf - Presenter Iolo WilliamsSelf - Presenter Martin Hughes-GamesSelf - Presenter Kate HumbleSelf - Presenter Simon KingSelf - Presenter Gillian BurkeSelf - Presenter Bill OddieSelf - Presenter Megan McCubbinSelf - Presenter Gordon BuchananSelf - Presenter Steve BackshallSelf - Presenter Jack BaddamsSelf - Presenter / Researcher Hannah StitfallSelf - Presenter Lucy CookeSelf - Presenter Ellie HarrisonSelf - Presenter Patrick AryeeSelf - Presenter Charlie Hamilton JamesSelf - Presenter Liz BonninSelf - Presenter Lira ValenciaSelf - Presenter David LindoSelf - Presenter Seth DaoodSelf / Researcher Lucy HodsonSelf / Researcher James Bayliss SmithSelf - Presenter John AitchisonSelf - Presenter Richard Taylor-JonesSelf - Presenter / 制片人 Evelyn SmalleySelf / Researcher Andy StrongSelf / Researcher Humphrey KeeperSelf / Researcher Richard Taylor-JonesSelf - Presenter / 制片人 Simon CoxDirector Of Photography Kara Giedvile Karinauskaite剪辑师 Alex WrigglesworthSound Supervisor Nicholas MeredithMusician Paul StaddenSound Supervisor Julian GoughSound Supervisor John BryansHead Of Production Humphrey KeeperSelf / Researcher Maria NormanHead Of Production Rachel BuxtonAssistant Production Manager Clare SkyrmeAssistant Production Manager Andy StrongSelf / Researcher Lauren MistrettaProduction Coordinator Evelyn SmalleySelf / Researcher Zoe HeadProduction Coordinator Dulcie ArnoldProduction Executive Seth DaoodSelf / Researcher Lucy HodsonSelf / Researcher Claire TomlinsonResearcher Jack BaddamsSelf - Presenter / Researcher Katie BoyesProduction Assistant Angela CombeerPost Production Coordinator Stephen Le QuesneStory Developer Robin FisherStory Developer Olly CumminsStory Developer Tamar Bennett-MargraveStory Developer Henry TamblinStory Developer Eleanor HamiltonStory Developer Jacob Nico-KatzStory Developer 
