Mathieu Kassovitz as Self - Narrator (voice)

Émile Driant as Self (archive footage)

Emperor Wilhelm II of Germany as Self (archive footage)

Hermann Göring as Self (archive footage)

Joseph Joffre as Self (archive footage)

King Alexander I of Yugoslavia as Self (archive footage)

King George V of the United Kingdom as Self (archive footage)

Erich Ludendorff as Self (archive footage)

Jean Navarre as Self (archive footage)

Robert Nivelle as Self (archive footage)

Philippe Pétain as Self (archive footage)

Wilhelm Prinz von Preußen as Self (archive footage)

Paul von Hindenburg as Self (archive footage)