E.C.H.O., a secret organization with a strange name masterminds a bizarre plot to take over the world by dosing important `nerve centers' with super potent LSD. The only man who can stop them is Rex, a secret agent working for an undisclosed organization.
Guy Madison
as Rex Miller
Franca Polesello
as Virginia
Mario Valgoi
as Korba
Lucio De Santis
as Jimmy Gioglu
Adriano Micantoni
as Mister X
Karin Skarreso
as La rossa
Luciano Rossi
as Stanis - Gioglu's man
Pier Annibale Danovi
as
Isarco Ravaioli
as Alex Corey
Virgilio Gazzolo
as Lucas
Enrico Ribulsi
as Rex Miller's Principal
Emilio Marchesini
as Marc - Korba's Assistant
