Cédric Zimmerlin as Himself - Narrator (voice)

Philippe Ohrel as Johannes Gutenberg

Xavier Boulanger as Johannes Fust

Cristiano Nocera as Enea Silvio Piccolomini

Marc Schweyer as Georg Dritzehn

Tim Berners-Lee as Himself - Computer Scientist

Guy Bechtel as Himself - Historian

Stephan Füssel as Himself - Philologist

Benoît Jordan as Himself - Archive Curator

Pierre Monnet as Himself - Historian

Olivier Deloignon as Himself - Typography Historian

Georges Bischoff as Himself - Historian

Laurent Héricher as Himself - BNF Curator

Cornelia Schneider as Herself - Museum Curator

Bettina Wagner as Herself - Library Curator

Mario Infelise as Himself - Book Historian

Geneviève Guilleminot as Herself - BNF Curator

Johannes Bergerhausen as Himself - Graphic Design Professor

Johannes Mangei as Himself - Library Curator

Johanna Rachinger as Herself - Library Director