Hrund Gunnsteinsdottir

Self, Self - Narrator

Kristín Ólafsdóttir

Self

Bill George

Self - Harvard Business School professor

Iris Bohnet

Self - Professor at the John F. Kennedy School of Government

Marti Spiegelman

Self - Shaman

Enric Sala

Self - Marine Ecologist

Tan Le

Self - CEO and founder of neuroinformatics company EMOTIV

Marina Abramovic

Self

Malidoma Patrice Somé

Self

Virginia Prescott

Self

Jamin Warren

Self

Malala Yousafzai

Self

Daniel L. Shapiro

Self - Director of the Harvard International Negotiation Program

Faye Allen-Norris

Self - Addison Primary School Teacher

Shyloh Robinson

Self - Addison Primary School Student

Lorenzo Robinson

Self - Addison Primary School Student

René Harvey

Self - Shyloh Robinson's Father