Albert is an eccentric inventor of missiles who comes under fire from his investors when his first prototype explodes. Even his sympathetic mistress has her doubts, as Albert lashes out in a verbal tirade condemning those of little faith in his genius.
Michel Auclair
M. Magnin, le banquier d'Albert

Alfred Adam
M. Vacher, l'important ferrailleur

Jacques Monod
M. Marchal, un financier d'Albert
France Valéry
Gilberte Magnin, la femme du banquier