Pier Paolo CapponiMister X Armando CalvoGeorge Lamarro Umberto RahoJack MacDougall Renato BaldiniAntonio 'Joe' Caruso Franco FantasiaInspector Roux Antonio GradoliCommissioner Sebastian Nieves SalcedoVeronica Strindberg Brizio MontinaroYounger Henchman Gaetano QuartararoCommissioner Mariotti Giancarlo PreteLamarro Henchman Fulvio MingozziParty Guest (uncredited) Francesco NarducciSergeant Joe (uncredited) Eduardo ManzanosScreenplay Claudio TeramoExecutive Producer Giancarlo MarchettiExecutive Producer Jaime Pérez CuberoArt Direction Joseph L. GalicArt Direction Emanuele Di ColaDirector Of Photography Raul RanieriMakeup Artist Galileo MandiniHairstylist Luca SabatelliCostume Designer Renata ParisiScript Supervisor Joaquim PalomaresAssistant Director Gianmaria MesseriRedacteur Alessandro SarandreaSound Engineer Guido FelicioniBoom Operator Manuel ParadaOriginal Music Composer Mario VillaniProduction Secretary Ignacio GutierresProduction Supervisor Cecilia BigazziProduction Supervisor