Olivier Jankovic as Narrator (voice)

François Lacôte as Self - TGV program manager, 1982-2000

Laurent Jarsalé as Self - Vice-president, Grande Vitesse Alstom

David Goeres as Self - Project director, TGV M

Éliane Allain as Self - Aerodynamics engineer, SNCF

Murray Hughes as Self - Consultant editor, Railway Gazette International

Clive Lamming as Self - Historian

Jean-Marie Metzler as Self - TGV project manager, 1976-1981

Jacques Cooper as Self (archive footage)

Jean Bertin as Self (archive footage)

Georges Pompidou as Self (archive footage)

Christian Courtois as Self - Honorary engineer, SNCF Réseau

François Mitterrand as Self (archive footage)