A young engineer, inventor of a dangerous ping-pong ball, which makes him pursued by the American and Russian secret services, finds refuge in a military camp where his irruption sows some semi-catastrophes.
Paul Préboist
Michel Modo
Jacques Préboist
Pauline Lafont
Pierre Doris
Dominique Erlanger
Jacques Couderc
Franck Capillery
Betty Champeval
Daniel Derval
Eddy Jabès
Élisabeth Lafont
Jean-Marie Vauclin
