Matt Damon

as Narrator

Bill Ackman

as Self - Hedge Fund Manager

Jonathan Alpert

as Self - Therapist

Christine Lagarde

as Self - Finance Minister, France

Daniel Alpert

as Self - Managing Director, Westwood Capital

Sigridur Benediktsdottir

as Self - Special Investigative Committee, Icelandic Parliament

Gylfi Zoega

as Self - Professor of Economics, University of Iceland

Andri Snær Magnason

as Self - Writer & Filmmaker