On screen
Cast
8 credited performers
Line Hatland
Narrator
Artwork unavailable
Robert Biswas-Diener
Himself
Artwork unavailable
John Cacioppo
Himself
Artwork unavailable
Ed Diener
Himself
Artwork unavailable
Sonja Lyubomirsky
Herself
Artwork unavailable
Robert Schwartz
Himself
Artwork unavailable
Ruth Veenhoven
Herself
Artwork unavailable
Joar Vittersø
Himself