The Definition of Happiness

The Definition of Happiness (2025) is a documentary film directed by Tim Elwin.

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.

Cast

Tim Elwin

Lead

Wallace J. Nichols

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Tom Nash

Speaker

Sonja Lyubomirsky

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Felice Jacka

Adrienne O’Neil

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Gabriele Oettingen

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Tim Sharp

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Bryce Hastings

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Samuel Mehr

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Don Flanagan