Damien Boisseau

Narrator (voice)

Laurent Cavrois

Self - President of LISEA from 2014 to 2017

Gilles Godard

Self - Project director of COSEA from 2014 to 201

Bertrand Lemoine

Self - Engineer, architect and historian

Stéphane Carrer

Self - Construction director of the Dordogne viaduct

Romain Nicolas

Self - Technical director at Dodin Campenon Bernard

Olivier Gouin

Self - Industrial director at MESEA

Christophe Pélissié du Rausas

Development director at Vinci

Nicolas Notebaert

Self - Managing director of Vinci Concessions

Hubert Bonin

Self - Historian

Anne-Laure Téchené

Self - Project director at SNCF Gares & Connexions

Gérald Bassez

Self - Civil engineering expert at MESEA

Caroline Demilcamps

Self - Environmental manager at LISEA

Hervé Le Caignec

Self - President of LISEA

Christophe Berger

Self - Project director at SNCF Gares & Connexions

Jean-Bruno Delrue

Self - President of MESEA

Mathieu Cailleteau

Self - Track and catenary maintenance team leader

Delphine Rodrigues da Silva

Self - Assistant track and catenary maintenance team leader

Gilbert Maurel

Self - Assistant director of the Villognon maintenance base

Nicolas Quatremère

Self - Operations Manager at SNCF Réseau

Alain Baradat

Self - Scheduling, planning, and railway interfaces manager

Valérie Vesque-Jeancard

Self - President of Vinci Railways