The Definition of Happiness poster
Where to stream

The Definition of Happiness

20251h 36mMovieDocumentary

In a world obsessed with happiness, so many of us are feeling more lost than ever. After a life-altering accident, Tim travels across four countries to explore how we define happiness — and whether we’re even asking the right questions.…

DirectorTim Elwin
WriterTim Elwin
ProducerTim Elwin

Where to watch

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

Cast · Directed by Tim Elwin

TETim Elwin
Tim Elwin
Lead
WNWallace J. Nichols
Wallace J. Nichols
Expert
TN
Tom Nash
Speaker
SL
Sonja Lyubomirsky
Expert
FJ
Felice Jacka
AO
Adrienne O’Neil
Expert
GO
Gabriele Oettingen
expert
TS
Tim Sharp
Expert
BH
Bryce Hastings
Expert
SM
Samuel Mehr
Expert
DF
Don Flanagan

More like this

Come See Me in the Good Light
Come See Me in the Good Light
2025 · 7.2
One Last Adventure: The Making of Stranger Things 5
One Last Adventure: The Making of Stranger Things 5
2026 · 7.2
Fuck
Fuck
2006 · 6.4
28 Up
28 Up
1984 · 7.5
Baraka
Baraka
1992 · 8.2
Seven Up!
Seven Up!
1964 · 7.2
Anna Nicole Smith: You Don't Know Me
Anna Nicole Smith: You Don't Know Me
2023 · 6.1
Feminists: What Were They Thinking?
Feminists: What Were They Thinking?
2018 · 7.5
Game of Thrones: The Last Watch
Game of Thrones: The Last Watch
2019 · 7.0
It's Never Over, Jeff Buckley
It's Never Over, Jeff Buckley
2025 · 7.8
Heart of a Dog
Heart of a Dog
2015 · 6.5
That Sugar Film
That Sugar Film
2014 · 6.9

The Definition of Happiness — streaming FAQ

Which OTT platform streams The Definition of Happiness?

The Definition of Happiness is streaming on Amazon Prime Video and Amazon Prime Video Free in United Kingdom, and available to rent or buy on Amazon Video. It's not currently on Netflix.

Is The Definition of Happiness on Netflix?

No, The Definition of Happiness is not on Netflix in United Kingdom as of September 2026. It's currently on Amazon Prime Video and Amazon Prime Video Free.

Is The Definition of Happiness on Amazon Prime Video?

Yes — The Definition of Happiness is included with an Amazon Prime Video subscription in United Kingdom as of September 2026.

Where can I watch The Definition of Happiness for free?

The Definition of Happiness is available to stream free (with ads) on Amazon Prime Video Free in United Kingdom.