

It runs a compact 45m.
Synopsis
Sir David Attenborough unveils the two stunning underwater realms of Saudi Arabia - the flamboyant Red Sea and the contrasting hot muddy Gulf, capturing for the first time the rare event of Palolo worms spawning at night.
Ratings
| Source | Rating |
|---|---|
| IMDb | 7.6/10 |
| TMDB | 8.7/103 votes |
Key crew
- Domonic Smith-WestonDirector
- Mark WheelerDirector
- Simon NashDirector
- Mark FletcherWriter
Cast
- David AttenboroughSelf - Narrator (voice)























