Cast
Julien BocherNarrator (voice)- Jérémie ZeguermanSelf - Director , gare du Nord
- Patrick CognassonSelf - Historian, railway specialist
Clive LammingSelf - Railway historian- Étienne TricaudSelf - Architect and engineer, co-founder and president of AREP
- Jean-Marie DuthilleulSelf - Architect and engineer, co-founder and president of AREP
- Sylvain GuillonSelf - Substation regulator, gare du Nord
Noël MamèreSelf (archive footage)- Florian ArtusSelf - Switchman-greaser, gare du Nord
François MitterrandSelf (archive footage)
Elizabeth II of the United KingdomSelf (archive footage)- David TrendelSelf - Substation regulator, gare du Nord
- Stéphane FeliciSelf - Local manager, gare du Nord
- Laurent FournierSelf - Station service operational manager, gare du Nord
- Xavier NowakSelf - Station manager, gare du Nord
- Patrick RopertSelf - Director general, SCNF Gares & Connexions
- Patrick MignotSelf - Paris-Nord project director, SNCF Gares & Connexions
Jean-Michel WilmotteSelf - Architect, Wilmotte & Associés- Frédéric LagoutteSelf - Operations manager, AMRA
- Ludovic LunettaSelf - Site manager, AMRA
Crew
- Antoine HenriquetProducer
- Fabian SibadeAssistant Editor
- Charles SautreuilCamera Operator
- Julian SultanSound
- Caroline de ChangyProduction Director
- Carole SolAssistant Editor
- Justine FontaineAdministration
- Marion GounaudAdministration
- Isabelle CzerwonkaDocumentation & Support
- Mathieu LiénardSound Assistant
- Benjamin GeronimiGraphic Designer
- Baptiste DucreuxCamera Operator
- Gersande BignonDrone Cinematographer
- Yong ChimCamera Operator
- Grégory MamouCamera Operator
- David MonceauSound Mixer
- José RamirezCamera Operator
- Gaëtan ChabanolEditor
- Rémy GeoffroyCamera Operator
- Arnaud JambutCamera Operator
- Alexandre LefèvreAssistant Editor
- Irène Costantini-DelalaingProduction Manager
- Lionel BaudryAssistant Editor
- Alix BayleDirector