주인공 제라드는 체코슬라바키아의 외무부 차관이다. 요즈음 그는 누군가 자신을 감시하고 미행하고 있다고 느낀다. 그리고 어느 날, 그는 체포되어 독방에 감금당한다. 인민의 최고의 종복이었던 제라드는 수사과정에서 정신적인 고문을 당하면서 자신이 국가 반역에 대한 자백을 강요당한다. 체코슬로바키아의 공산주의자였던 아더 런던의 실화를 바탕으로 하고 있는 반공산주의 영화이지만, 동시에 전체주의에 반기를 들고 있는 작품이다.
In November of 1939, the British consulate in Norway receives documents saying that the Nazis are conducting secret rocket research in Peenemünde. But the British doubt the authenticity of the so called "Oslo report". Thus, the Germans continue their experiments unimpeded. At the same time, resistance groups from France, England, Poland, and Germany try to find and to sabotage the secret Nazi research base. When the first "V 2" rocket is successfully launched, the Allied commanders finally become interested in the "Oslo report".
The Fenouillards (Sophie Desmarets and Jean Richard are the parents, Annie Sinigalia and Marie-José Ruíz are the daughters) are shopkeepers with higher aspirations. The Monsieur wants to run for mayor of their town, but the family acknowledges he has little experience of the real world -- and so they all take off to experience it together. After starting out by getting lost, the family goes through an odyssey that takes them to Brazil, the Antarctic, and Japan in a series of episodic adventures.