1944. Léon Duchemin owns a restaurant with his sister. His clients are Germans, Résistance et black marketeers. Léon unwillingly joins the Résistance when a British pilot is shot down and hides in his attic and, through a series of mishaps, he accidentally steals the plans for Hitler's V1 missiles.
| Directing | Marcel Camus | Director |
| Writing | Marcel Jullian | Writer |
| Writing | colonel Rémy | Writer |
| Production | Jacques Beyster | Producer |