While the President of a West African Republic arrives in France to sell uranium to the State, spies from around the world are on hand to thwart the transaction. France then decides to put one of its worst agents on the case, a certain Maxime, who has a very loose tongue. All they have to do is send him false information, hoping that it will fall into the ears of their enemies...
| Actor | Role |
|---|---|
 Bernard BlierMaxime | Maxime |
| MMarie GrinewaldDahlia | Dahlia |
 Marcel DalioCohen | Cohen |
 Robert HosseinKaminsky | Kaminsky |
 Sabine GlaserMagda | Magda |
 Edward MeeksStafford | Stafford |
 Roger DumasFrémicourt | Frémicourt |
 Roger HaninBelkacem | Belkacem |
| MMory TraoréPresident | President |
 Georges GéretRousselet | Rousselet |
 Roberto LombardiPrussac | Prussac |
 Hélène DucMamy | Mamy |
 Mouss DioufN'Gourou | N'Gourou |
 Jacques DubyMortician | Mortician |
 Michel BeauneFerjac | Ferjac |
 Gérard DarmonBlumenfeld | Blumenfeld |
 Michel de RéCroo | Croo |