: The season was a co-production involving companies from Australia, the UK, and Singapore.
: The Nektons follow a global pattern involving a massive, fast-moving Nautilus creature. It is believed this creature holds a "key" necessary to restore balance to the world's oceans. Grad - 4. sezona
The Inside Story | The Deep Season 4 Ep 13 | HD Full Episode : The season was a co-production involving companies