When Sir David Attenborough drops a new docuseries, the whole world sits up and pays attention, and he's back with another installment of his stunning series, .

The new season features six hour-long episodes, with footage filmed over four years. Episode topics include tropical seas, the open ocean, polar waters, and what the future holds for our oceans.

If the dulcet tones of Attenborough and wondrous imagery of the underwater world weren't enough, this season of will also feature music from the Oscar-winning composer Hans Zimmer.

How to watch Blue Planet III from anywhere

If you're keen to watch but you're away from the UK and access to the show is geo-blocked, then you could use a VPN to access it (assuming you're not breaching any broadcaster T&Cs, of course). You may be surprised by how simple it is to do. Plus, we have a great 75% discount on our #1 VPN...

How to watch Blue Planet III in the UK

In the UK, the first three episodes of are now available on for free. The other three will arrive a week later.

The docuseries airs on BBC One on Sunday, November 1 at 8pm BST, with new episodes arriving every Sunday at the same time until December 6.

Outside the UK? Unblock your BBC iPlayer stream with .

Can you watch Blue Planet III in the US?

You will be able to watch on BBC America and AMC+ in the States, but you'll have to wait until January 23, 2027.

Visiting the US from the UK? You can use our most-trusted VPN (try risk-free) to unlock your usual streaming platforms and watch the docuseries from anywhere.

Can you watch Blue Planet III in Canada?

Similarly, you'll have to wait to watch in Canada, but it'll be on BBC Select in 2027. Some viewers North of the border may be able to access the show via AMC+ too.

Away from home? Use a VPN to gain access to all the content you'd normally stream at home.

Can you watch Blue Planet III in Australia?

Viewers in Australia can watch on Channel 9 and 9Now, but it won't arrive until the new year.

Away from Oz? Use to access your usual shows from anywhere in the world.

Blue Planet III need to know

• In the tropical seas, year-round sunshine has created the perfect conditions for the ocean’s richest habitats to flourish, but survival takes remarkable and surprising ingenuity.
• Beyond the horizon lies the vast open ocean, a world teeming with extraordinary life where giant blue whales, tiny drifting crabs and tenacious turtles thrive against all odds.
• From winter storms to scorching summers, seasonal seas push animals to be resourceful, adaptable and adventurous. Those who can survive these dynamic seas reap rich rewards.
• .

What's been said about Blue Planet III?

On the making of the new season, Attenborough said: "Twenty-five years ago, when I narrated the first series, it didn't occur to me that I would be narrating a third series in my centennial year. The ocean is an endlessly fascinating place.

"In these new programmes we uncover a further wonderful array of underwater life, which is more surprising, more sophisticated and even more important than we ever realised. I am proud and delighted to be associated with ."

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