Why on Earth poster
Where to stream

Why on Earth

7.020221h 15mMovieDocumentary

Travel the globe to experience the vital connection between humans, animals, and our planet through stunning, rarely before seen footage which exposes the effects that deforestation and the illegal trade of threatened and endangered…

DirectorKatie Cleary
WriterKristin Rizzo
ProducerKatie Cleary

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with Ads
Availability shown for United Kingdom · rights vary by country

Cast · Directed by Katie Cleary

CEClint Eastwood
Clint Eastwood
Self
KCKatie Cleary
Katie Cleary
Self
JSJohn Salley
John Salley
Self
MQMaggie Q
Maggie Q
Self
KB
Kristin Baurer
Self
SEShannon Elizabeth
Shannon Elizabeth
Self
DR
Dan Richardson
Self
DM
Damien Mander
Self

More from Clint Eastwood · Lead actor

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More from Katie Cleary · Co-star actress

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2005 · 9.2
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2011 · 5.0
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Why on Earth — streaming FAQ

Which OTT platform streams Why on Earth?

Why on Earth is streaming on Amazon Prime Video in United Kingdom, and available to rent or buy on Apple TV Store and Amazon Video. It's not currently on Netflix.

Is Why on Earth on Netflix?

No, Why on Earth is not on Netflix in United Kingdom as of October 2026. It's currently on Amazon Prime Video.

Is Why on Earth on Amazon Prime Video?

Yes — Why on Earth is included with an Amazon Prime Video subscription in United Kingdom as of October 2026.

Where can I watch Why on Earth for free?

Why on Earth is available on Amazon Prime Video in United Kingdom, but you'll need an active subscription — there's no free option right now.