as Carlo Donati Dadda
as Doctor Marco Salvi
as Leopoldo's Boss
as Alberto Moretti
as Ten. Rathenau
as Antonio
as Anselmo Bresci
as Umberto
as George Taylor
as Osvaldo "Tapparella" Proietti
as Humphrey Van Weyden
as marchese Lollo D'Alfieri
as Marino
as Sebastiano
as Bruno Berni
as Fulvio
as Neville Strange
as Stefano Mascardi
as Enrico Bettiol
as Prof. Marino Magnolato
as Diego Olivares
as Sárkány