UK TV · National Geographic
Hell Below: all seasons, episodes and where it airs in the UK
Quick answer · UK
Hell Below is a UK war and history series on National Geographic, running since 2016, with 4 seasons and 24 episodes.
No new season of Hell Below has been confirmed yet; the latest episode aired on Monday, September 23, 2024.
Hell Below seasons (4 seasons, 24 episodes)
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 6 | July 17, 2016 | August 21, 2016 |
| Season 2 | 6 | July 1, 2018 | August 5, 2018 |
| Season 3 | 6 | July 26, 2020 | August 30, 2020 |
| Season 4 | 6 | August 19, 2024 | September 23, 2024 |
Original UK air dates on National Geographic.
Common questions
How many seasons of Hell Below are there?
Hell Below has 4 seasons and 24 episodes, first airing on Sunday, July 17, 2016.
Is Hell Below still on?
No new season of Hell Below has been confirmed yet; the latest episode aired on Monday, September 23, 2024.
What channel is Hell Below on in the UK?
Hell Below airs on National Geographic. Past episodes are often available on the broadcaster's own catch-up app.
Who stars in Hell Below?
The main cast includes Mark Oliver.
Source: TVmaze (CC BY-SA), retrieved October 7, 2026.