All Cast

Line Hatland

Line Hatland

Narrator

Robert Biswas-Diener

Robert Biswas-Diener

Himself

John Cacioppo

John Cacioppo

Himself

Ed Diener

Ed Diener

Himself

Sonja Lyubomirsky

Sonja Lyubomirsky

Herself

Robert Schwartz

Robert Schwartz

Himself

Ruth Veenhoven

Ruth Veenhoven

Herself

Joar Vittersø

Joar Vittersø

Himself