肖恩·帕克斯

Shaun Parkes

饰：Narrator

Emmanuel Akyeampong

饰：Himself, historian

Esther Duflo

饰：Herself, Poverty Action Lab

Adam Sabra

饰：Himself, historian

Oscar Guardiola-Rivera

饰：Himself, Assistant Dean of the School of Law at Birkbeck, Univer

Lillian M. Li

饰：Herself, historian

Thomas Pogge

饰：Himself, philosopher

Frances Stewart

饰：Herself, professor of development economics

Johnny Daukes

饰：Animation characters

Dorothy Heady-Carroll

饰：Animation characters

Joseph Stiglitz

Joseph Stiglitz

饰：Self - economist and professor, Columbia University

Jeffrey Sachs

Jeffrey Sachs

饰：Self - Earth Institute