From the peaks nobody climbs to the trenches sunlight never reaches, Planet Earth III sends its cameras into the corners of the natural world that remain genuinely hard to film, narrated once again by David Attenborough.
What is Planet Earth III about?
Planet Earth III continues the landmark documentary series' survey of the planet's habitats, this time built around the animals that push furthest into extremes: predators and prey locked in contests on cliff faces, deep-ocean creatures surviving crushing pressure and permanent darkness, and desert species enduring heat that would kill most living things within hours. Newer filming technology lets the crews capture behavior that earlier Planet Earth series could only describe, following individual animals across long, uninterrupted sequences rather than cutting between brief glimpses. The scope is global, moving between mountain ranges, ocean floors, caves and deserts across multiple continents, tied together by David Attenborough's narration and the series' now-familiar mix of scientific precision and genuine wonder at what still exists largely unseen.
About the cast
David Attenborough narrates the series, the role he has held across the Planet Earth franchise since it began, lending decades of natural-history broadcasting experience to a project built entirely around footage rather than performance. There is no cast in the conventional sense; the animals filmed across each episode carry the visual story on their own.
Context & significance
Planet Earth III arrives as a joint production between broadcasters and producers spanning France, Germany, the United Kingdom and the United States, continuing a franchise that has become a benchmark for nature documentary filmmaking since the original Planet Earth first aired. Alastair Fothergill, who has directed and produced across the series' history, returns to oversee a production built on new camera and drone technology, letting filmmakers reach terrain and behavior that would have been impossible to document in earlier installments. The series has drawn some of the strongest critical reception of any recent nature documentary for both its visual ambition and its willingness to show environmental change alongside the wildlife.
Watching Planet Earth III on Ktime
Planet Earth III is available on K-Time with Persian dubbing and Persian subtitles, so Farsi-speaking viewers can watch the extreme landscapes and animal behavior narrated in their own language or with David Attenborough's original voice preserved underneath. A free K-Time account is all that's needed to start streaming, part of a platform built with the Farsi-speaking diaspora audience specifically in mind.