
The Definition of Happiness
2025·Movie·1h 36m
Documentary
As the elusive pursuit of happiness plunges humanity deeper into depression, Tim is forced onto a transformative journey that challenges everything we think we know about what it means to be happy.
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. What he discovers could change the way we live, and what we value, forever.
- Directed by
- Tim Elwin
- Original language
- English
- Released
- 22 July 2025
Where to Watch
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Cast

Tim Elwin
Lead

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
