In January 2022, one of the most powerful volcanic eruptions in recorded history rocked the Pacific islands of Tonga, sending shockwaves around the world. Through first-person accounts of the disaster and eyewitness footage, experience the terrifying power of the eruption and the devastating tsunami that struck the shores of Tonga. Why was this eruption so big, how did it cause the tsunami, and could another disaster loom? NOVA investigates on "Hidden Volcano Abyss."
Unfortunately the movie Hidden Volcano Abyss is not yet available on HBO Max.
| Production | Kristine Allington | Producer |
| Production | Richard Bradley | Executive Producer |
| Production | Duncan Bulling | Producer |
| Production | Tom Watt-Smith | Executive Producer |
| Editing | Michael H. Amundson | Editor |
| Directing | Duncan Bulling | Director |
| Camera | Duncan Bulling | Director of Photography |
| Editing | Stephen Moore | Editor |
| Production | Chris Schmidt | Executive Producer |
| Sound | Jonny Pilcher | Original Music Composer |
| Production | Michael H. Amundson | Producer |
| Camera | Tom Fowlie | Camera Operator |
| Sound | Gerrit Swanepoel | Sound Mixer |