Henry Roubier, a French promoter, and Enrico Mazzini, an Italian, have signed an agreement guaranteeing them a stranglehold on European highways. While driving on the roads of the south, Roubier takes two young hitchhikers, but an unfortunate swerve the car rushes by Henri and its occupants on the top of a pine tree onto the side of a cliff.
Louis de Funès
as Henri Roubier
Geraldine Chaplin
as Mme Muller
Olivier de Funès
as L'auto-stoppeur
Alice Sapritch
as Lucienne Roubier
Paul Préboist
as Le radio-reporter
Roland Armontel
as Le Père Jean-Marie
Franco Volpi
as Mazzini
Jean Panisse
as Le brigadier
Hans Meyer
as Colonel Muller
Daniel Bellus
as Un alpiniste
Jean-Jacques Delbo
as Le yachtman
Darsac
as