Claudio Monteverdi | Claudio Roditi | Claudio Arrau | Claudio Reyna | Cláudio Taffarel | Claudio Scimone | Claudio Procesi | Claudio Baglioni | Claudio Lolli | Claudio Cecchetto | Claudio Magris | Claudio Naranjo | Sergio Claudio dos Santos | Claudio Marrero | Claudio Marchisio | Claudio Chiappucci | Claudio Bravo | Claudio Bisio | Claudio Vargas | Claudio Treves | Claudio Taffarel | Claudio Stampi | Claudio Scarchilli | Claudio Scajola | Claudio Saracini | Claudio Sanchez | Claudio R. M. Costa | Claudio Ranieri | Claudio Prieto | Claudio Osorio |
Although Hollywood film critics undoubtedly regard him as a hack, it should be remembered that Mattei worked with many well-known cult filmmakers like Jesus Franco, Joe D'Amato, Lucio Fulci and Claudio Fragasso, and got to direct such well-known stars as Lou Ferrigno, Reb Brown, Bo Svenson, Donald Pleasence and Richard Harris.