Series Directed by
| Huw Erddyn | ... | (3 episodes, 2019) |
| Dylan Huws | ... | (3 episodes, 2019) |
| Ifor Ap Glyn | ... | (2 episodes, 2019) |
| Aneurin Thomas | ... | (2 episodes, 2019) |
| Zhang Weite | ... | (2 episodes, 2019) |
Series Cast
Series Produced by
| Mairead Chamshron | ... | executive producer: BBC Alba (3 episodes, 2019) |
| Emyr Ll Gruffudd | ... | producer (3 episodes, 2019) |
| Dylan Huws | ... | executive producer (3 episodes, 2019) |
| Llion Iwan | ... | executive producer: S4C (3 episodes, 2019) |
| Ruth Jones | ... | line producer (3 episodes, 2019) |
| Karen Kirby | ... | executive producer: BBC Northern Ireland (3 episodes, 2019) |
| Donncha Mac Con Mac Con Iomaire | ... | producer (3 episodes, 2019) |
| Seumas Mactaggart | ... | executive producer: MacTV (3 episodes, 2019) |
| Proinsias Ni Ghrainne | ... | executive producer: TG4 (3 episodes, 2019) |
| Lu Sai | ... | producer (3 episodes, 2019) |
| Joanna Young | ... | producer (3 episodes, 2019) |
Series Editing by
| Jiwlian Tomos | ... | (3 episodes, 2019) |
Series Production Management
| Llyr ab Alwyn | ... | production manager (3 episodes, 2019) |
| Wang Kai | ... | production manager (3 episodes, 2019) |
| Mari Llwyd | ... | post-production manager (3 episodes, 2019) |
| Catriona Macleod | ... | production manager (3 episodes, 2019) |
| Stone Si | ... | production manager (3 episodes, 2019) |
Series Art Department
| Becky Davies | ... | graphic designer (3 episodes, 2019) |
| Sïan Angharad Jones | ... | graphic designer (3 episodes, 2019) |
| Fiona Pitts | ... | graphic designer (3 episodes, 2019) |
Series Sound Department
| Alex Bailey | ... | dubbing mixer (3 episodes, 2019) |
| Sion Bayley Hughes | ... | sound (3 episodes, 2019) |
| Gerallt Jones | ... | dubbing mixer (3 episodes, 2019) |
| Gafyn Lloyd | ... | dubbing mixer (3 episodes, 2019) |
| Li Wenbin | ... | sound (3 episodes, 2019) |
| Colin Mackay | ... | sound (2 episodes, 2019) |
| Chris Woodcock | ... | sound (2 episodes, 2019) |
Series Camera and Electrical Department
| Rhys Edwards | ... | camera operator (3 episodes, 2019) |
| Gwilym Sion Huws | ... | drone (3 episodes, 2019) |
| Elgan Jones | ... | additional photography (3 episodes, 2019) |
| Nigel Roberts | ... | camera operator (3 episodes, 2019) |
| Chen Shiqi | ... | camera operator (3 episodes, 2019) |
| Gethin Wyn Williams | ... | camera operator (3 episodes, 2019) |
| Zhai Zhenming | ... | camera operator (3 episodes, 2019) |
| Guo Zongfu | ... | drone / camera operator (3 episodes, 2019) |
| Stephen Kingston | ... | camera operator (2 episodes, 2019) |
| Alasdair Maclean | ... | camera operator (2 episodes, 2019) |
| Mark McCauley | ... | camera operator (2 episodes, 2019) |
| Owen McCauley | ... | camera operator (2 episodes, 2019) |
| Peter Clyne | ... | camera operator (1 episode, 2019) |
| Jamie Haigh | ... | drone (1 episode, 2019) |
| Mike Harrison | ... | camera operator (1 episode, 2019) |
| Stan Leech | ... | camera operator (1 episode, 2019) |
| Gethin Roberts | ... | camera operator (1 episode, 2019) |
| Fiona Rogers | ... | drone (1 episode, 2019) |
| Garry Wakeham | ... | camera operator (1 episode, 2019) |
| Phil Williams | ... | Gopro cameraman (1 episode, 2019) |
Series Editorial Department
| Owain Llwyd | ... | colorist / on-line editor (3 episodes, 2019) |
| Iorwerth Griffith | ... | editor (1 episode, 2019) |
| Nia Mai Lynch | ... | editor (1 episode, 2019) |
| Llyr Madoc | ... | editor (1 episode, 2019) |
| Huw Orwig | ... | editor (1 episode, 2019) |
Series Music Department
| Charlie Jefferson | ... | additional music (3 episodes, 2019) |
Series Additional Crew
| Qi Beibei | ... | production administration (3 episodes, 2019) |
| Dawe Bowers | ... | scientific advisor (3 episodes, 2019) |
| Carwyn Dafydd | ... | senior technician (3 episodes, 2019) |
| Marian Griffith | ... | production administration (3 episodes, 2019) |
| Bethan Griffiths | ... | production finance (3 episodes, 2019) |
| Carol Hughes | ... | production administration (3 episodes, 2019) |
| Mari Huws | ... | researcher (3 episodes, 2019) |
| Siaron James | ... | researcher (3 episodes, 2019) |
| Cailean Maclean | ... | researcher (3 episodes, 2019) |
| Cadi Mai | ... | researcher (3 episodes, 2019) |
| Bethan Williams | ... | production finance (3 episodes, 2019) |
| Zhang Weite | ... | researcher (2 episodes, 2019) |
| Angela Eadie | ... | researcher (1 episode, 2019) |
