Don Cheadle

Narrator (voice)

Ciaran Reilly

Roger Casement (voice)

Alfre Woodard

Ilanga (voice)

Philippe Bergeron

James Cromwell

Frank McCourt

Adam Hochschild

Self

Tom Wright

Additional Narration

Annick DeVille

Self

Jean-Pierre Bemba

Self

James Newman

Self

Mbaya Mpoyi

Self

Jacques Depelchin

Self

Zana Aziza Etambala

Self

David Northrup

Self

Papa Maurice

Self

Jules Marchal

Self

Maurice Lenain

Self

Honoré Vinck

Self

Ernest Wamba dia Wamba

Self

Juliana Lumumba

Self

Jan Vansina

Self

Lubamba Dibwe

Self

Mubenga wa Beya

Self

Gregoire Mulamba

Self

Etienne Mutshipayi

Self

Arnaud Zajtman

Self

Frank McCourt

Self

Jim Freedman

Self

Ludo De Witte

Self

MM

Self

Chris Curry

Voice

Ron Canada

Voice

Marc-Gregory Barrett

Voice

Dominic Keating

Voice

Andre Kelley

Voice

Charles Dennis

Voice

Karen Landry

Voice

Keith Ferguson

Voice

Chris Mulkey

Voice

David Dayan Fisher

Voice

Phil Proctor

Voicer

Anna Graves

Voice

Magnus Stefansson

Voice

Judith Scott

Voice

Julian Stone

Voice

King Leopold II of Belgium

Archive footage