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
