Overview
- BBC One began airing Blue Planet III on Sunday, November 1, and episodes have been placed on BBC iPlayer so UK viewers with an account can stream them for free.
- The six-part series is narrated by Sir David Attenborough and features a soundtrack by Hans Zimmer, with footage shot over several years to capture tropical seas, the open ocean, polar waters, the deep and future seas.
- Viewers in the United States, Canada and Australia must wait for local broadcasts in early 2027, with the U.S. window reported as January 23, 2027 on AMC/AMC+ and BBC America and Canada slated for BBC Select.
- Access to BBC iPlayer requires a BBC account, a UK postcode and a valid UK TV licence, and the service blocks non-UK IP addresses so some overseas viewers use VPNs such as NordVPN as a technical workaround while noting possible terms-of-service or legal issues.
- The launch is part of a major promotional push by BBC Studios that includes public events and a planned 2027 live concert tour tied to the series score, and it continues the franchise’s role in public-facing ocean conservation storytelling.