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
Roger Dumas
Huguette Hue
Fernand Fabre
James Campbell
Marcel Cuminatto
Guy Kerner
Bob Morel
Armande Navarre
Robert Puig
Jean-Marie Rivière
José Squinquel
Jean Le Poulain
Pierre Dac
Leroy Haynes
Nordine Abdelouabab
Alary
Claude Castaing
Henz
Lucien Hubert
Jack Jourdain
Nicolas Prieuré
Samba
Dominique Zardi