The Bafta-winning Netflix documentary My Octopus Trainer focuses on a film-maker who befriends an octopus.
However the unsung star of the present is definitely the kelp forest off the coast of Cape City that he dives in – one of many world’s richest ecosystems.
The makers of the documentary are a part of a marketing campaign to protect the underwater forest. BBC Africa Correspondent Andrew Harding went to satisfy them.
Producer: Becky Lipscombe
Filming and enhancing: Christian Parkinson
Underwater cinematographer: Jason Boswell