Series Directed by
| Jonny Leeder | ... | (12 episodes, 2019-2021) |
| Iain Paterson | ... | (9 episodes, 2019) |
| Tom Kirkman | ... | (3 episodes, 2021) |
| Andrew Cummins | ... | (1 episode, 2021) |
| Yair Cymerman | ... | (1 episode, 2021) |
| Brian Dentz | ... | (1 episode, 2021) |
| Javier Gomez | ... | (1 episode, 2021) |
| Sean Healey | ... | (1 episode, 2021) |
| Kameron Mogadam | ... | (1 episode, 2021) |
| Ivan Petrusic | ... | (1 episode, 2021) |
| Jeremy Rothman | ... | (1 episode, 2021) |
| Adam Vardy | ... | (1 episode, 2021) |
| Randy Wimberg | ... | (1 episode, 2021) |
| Radu-Dumitru Zaporojan | ... | (1 episode, 2021) |
Series Cast
| Chris Jarman | ... | Self - Narrator 16 episodes, 2019-2021 | |
 |
Jason Desporte | ... | Self - Caves Historian 1 episode, 2021 |
Series Produced by
| Miles Jarvis | ... | executive producer (16 episodes, 2019-2021) |
| Daniel Thomas | ... | executive producer: for UKTV (16 episodes, 2019-2021) |
| Jaimi West | ... | executive producer (16 episodes, 2019-2021) |
| Jonny Leeder | ... | producer / producer (12 episodes, 2019-2021) |
| Jennifer Gross | ... | producer (10 episodes, 2019) |
| Hanna Demidowicz | ... | executive producer: for TCB (9 episodes, 2019) |
| Paul Heaney | ... | executive producer: for TCB (9 episodes, 2019) |
| Rebecca Hoggarth | ... | assistant producer (9 episodes, 2019) |
| Philip McCreery | ... | executive producer: for UKTV (9 episodes, 2019) |
| Iain Paterson | ... | series producer (9 episodes, 2019) |
| Sebastian Smith | ... | shooting assistant producer / assistant producer (9 episodes, 2019) |
| Mary-Jane Evans | ... | edit producer (7 episodes, 2021) |
| Nicholas Head | ... | series producer (7 episodes, 2021) |
| Tony Lee | ... | executive producer: for Beyond Rights (7 episodes, 2021) |
| Ben Prager | ... | assistant producer / producer (7 episodes, 2021) |
| Nicole Bartlett | ... | assistant producer (6 episodes, 2021) |
| Sam Roberts | ... | assistant producer (5 episodes, 2021) |
| Simon Harries | ... | edit producer (3 episodes, 2019) |
| Tom Kirkman | ... | producer (3 episodes, 2021) |
| Nicky O'Sullivan | ... | assistant producer (2 episodes, 2019) |
| Niki Greig | ... | assistant producer (1 episode, 2019) |
| Andrew Cummins | ... | producer (1 episode, 2021) |
| Yair Cymerman | ... | producer (1 episode, 2021) |
| Brian Dentz | ... | producer (1 episode, 2021) |
| Javier Gomez | ... | producer (1 episode, 2021) |
| Sean Healey | ... | producer (1 episode, 2021) |
| Kameron Mogadam | ... | producer (1 episode, 2021) |
| Ivan Petrusic | ... | producer (1 episode, 2021) |
| Adi Rabinovici | ... | producer (1 episode, 2021) |
| Jeremy Rothman | ... | producer (1 episode, 2021) |
| Asbjørn Højris Schmidt | ... | assistant producer (1 episode, 2021) |
| Adam Vardy | ... | producer (1 episode, 2021) |
| Randy Wimberg | ... | producer (1 episode, 2021) |
| Radu-Dumitru Zaporojan | ... | producer (1 episode, 2021) |
| Lindsey Foster | ... | executive producer (unknown episodes) |
Series Music by
| Patrick Hatchett | ... | (16 episodes, 2019-2021) |
Series Cinematography by
| Mats Slaastad Birkelund | ... | (1 episode, 2021) |
| Noam Chojnowski | ... | (1 episode, 2021) |
| Leo Decristoforo | ... | (1 episode, 2021) |
| Claus Frederiksen | ... | (1 episode, 2021) |
| Sondre Holen | ... | (1 episode, 2021) |
| Runar Lindseth | ... | (1 episode, 2021) |
| Rich Stone | ... | (1 episode, 2021) |
Series Editing by
| Ben Leighton | ... | (14 episodes, 2019-2021) |
| Matt Tatem | ... | (14 episodes, 2019-2021) |
| Grainne Macmanus | ... | (7 episodes, 2019) |
| Nick Hutchins | ... | (7 episodes, 2021) |
| Pablo Noé | ... | (6 episodes, 2019-2021) |
| Danny McGuire | ... | (6 episodes, 2021) |
| Jamal Frederick | ... | (2 episodes, 2019) |
| Nadia Iqbal | ... | (2 episodes, 2019) |
| Aldo Paternostro | ... | (2 episodes, 2019) |
| Nick Pitt | ... | (2 episodes, 2019) |
Series Production Management
| Clare Beasley | ... | production manager (16 episodes, 2019-2021) |
| Kaja Gulic | ... | production manager: Croatia (1 episode, 2021) |
Series Second Unit Director or Assistant Director
| John Russell | ... | dv director (1 episode, 2019) |
Series Sound Department
| Rob Thompson | ... | dubbing mixer (16 episodes, 2019-2021) |
| Decristoforo Marina | ... | sound (1 episode, 2021) |
| Tiernan Turner | ... | sound (1 episode, 2021) |
Series Camera and Electrical Department
| Tom Kirkman | ... | drone operator (3 episodes, 2021) |
| Jonny Leeder | ... | drone operator (3 episodes, 2021) |
| James Scriven | ... | camera operator (2 episodes, 2021) |
| Matt Barker | ... | camera assistant / drone operator (1 episode, 2021) |
| Stephen Cocklin | ... | drone operator (1 episode, 2021) |
| Andrew Cummins | ... | drone operator (1 episode, 2021) |
| Brian Dentz | ... | drone operator (1 episode, 2021) |
| Espen Glomsvold | ... | drone operator (1 episode, 2021) |
| Javier Gomez | ... | drone operator (1 episode, 2021) |
| Philip Halvorsen | ... | drone operator (1 episode, 2021) |
| Gary Hughes | ... | drone operator (1 episode, 2021) |
| Daniel Jacobs | ... | camera assistant / drone operator (1 episode, 2021) |
| Daniel Kelly | ... | assistant camera (1 episode, 2021) |
| Tomislav Mataic | ... | drone operator (1 episode, 2021) |
| Oleg Popescu | ... | camera operator (1 episode, 2021) |
| Stefan Scorpan | ... | drone operator (1 episode, 2021) |
| Giorgi Shermazanashvili | ... | drone operator (1 episode, 2021) |
| Russel Squire | ... | drone operator (1 episode, 2021) |
| Matanya Taussig | ... | drone operator (1 episode, 2021) |
| Tiernan Turner | ... | assistant camera (1 episode, 2021) |
| Marko Urbic | ... | camera assistant (1 episode, 2021) |
| Olin Wimberg | ... | camera operator (1 episode, 2021) |
Series Editorial Department
| Dominic Towey | ... | on-line editor / colourist / colorist (15 episodes, 2019-2021) |
| Balvinder Singh Sanghera | ... | online editor (5 episodes, 2021) |
| Trevor Brown | ... | colorist (2 episodes, 2021) |
| Wayne Dalton | ... | online editor (1 episode, 2021) |
| Dominic Hutton | ... | online editor (1 episode, 2021) |
Series Transportation Department
| Levan Bitarov | ... | driver (1 episode, 2021) |
Series Additional Crew
| Charlotte Browne | ... | production coordinator (9 episodes, 2019) |
| Alexandra Lockyer | ... | researcher (8 episodes, 2019) |
| Becky Hayon | ... | production coordinator (7 episodes, 2021) |
| Ben Golding | ... | shooting researcher (3 episodes, 2019) |
| Fay Winfield | ... | researcher (3 episodes, 2019) |
| Monalisa El-Behiry | ... | researcher (3 episodes, 2021) |
| Nina Vaxanski | ... | fixer (1 episode, 2021) |
Series Thanks
| Keith Davis | ... | with thanks (1 episode, 2021) |
