The largest predator on the planet, the sperm whale, is your host for an amazing exploration of the final frontier – the world at the bottom of the ocean. From the makers of the Walking With series comes this incredible marine tour, in which you'll witness a rarely seen world of hidden mountain ranges, majestic canyons, volcanoes and the beautiful and often deadly creatures that inhabit the deep sea.
| Production | Ceri Barnes | Producer |
| Production | Martin Davidson | Executive Producer |
| Editing | Darren Flaxstone | Editor |
| Production | Tim Haines | Executive Producer |
| Directing | David Allen | Director |
| Sound | Daniel Giorgetti | Music |
| Costume & Make-Up | Heidi Miller | Costume Design |
| Production | Cristina Palmer-Romero | Production Manager |
| Writing | Nik Sopwith | Story |
| Camera | David Allen | Director of Photography |
| Camera | Jaems Grant | Director of Photography |
| Camera | Martin Dorhn | Director of Photography |
| Camera | Rick Rosenthal | Director of Photography |
| Camera | Shane Moore | Director of Photography |
| Camera | Tom Pridham | Director of Photography |
| Writing | Jamie L. Smith | Writer |
