Māori tribal leader Ned Tapa takes a group of friends and family on a breathtaking canoe trip down the Whanganui River in Aotearoa, as the Māori call New Zealand. The Whanganui is the first river to be recognized as a legal person. Together, this diverse group of people embraces the spirit of the river and tries to find what is needed to save the planet.
| Actor | Role |
|---|---|
| NNed TapaHimself | Himself |
| DDesmond CanterburyHimself | Himself |
 Richard SideyHimself | Himself |
| JJustine MullerHerself | Herself |
| MMel KennedyHerself | Herself |
| PPuoro JeromeHimself | Himself |
| AAd StoopHimself | Himself |
| PPetr LomHimself | Himself |
| CCorinne van EgeraatHerself | Herself |
| BBrendan KennedyHimself | Himself |
| KKanui TapaHimself | Himself |
| TTahuaroa OhiaHimself | Himself |
| SStewart RewetiHimself | Himself |