The directors of a company threatened by a railroad construction project in Africa decide to have the General Secretary of the Franco-African consortium killed. Géo Paquet, known as "Le Gorille", a DST spy, attempts to infiltrate the gang.
Roger Hanin
Géo Paquet aka 'Le Gorille'
Roger Dumas
Louis Lehurit
Huguette Hue
Jocelyne
Fernand Fabre
Secretary general
James Campbell
Baudoin Ouemellé
Marcel Cuminatto
Maître d'hôtel