An aeronautical engineer at Ariane Espace, Jim has devoted himself for years to a secret project: building his own rocket and accomplishing the first manned space flight as an amateur. But to realize his dream, he must learn to share it.
Nicolas Giraud
Jim Desforges
Mathieu Kassovitz
Alexandre Ribbot
Hélène Vincent
Odette Desforges, Jim's grandmother
Hippolyte Girardot
Monsieur Dominique, Jim's superior at Arianespace
Bruno Lochet
André Lavelle
Ayumi Roux
Izumi Sayako
Carole Trevoux
Sylvie Desforges, Jim's mother
Féodor Atkine
Hector Fernbach, mathematician
