Career
He has directed 20 films since 1956. Born in Rome, Gregoretti entered Radiotelevisione Italiana in 1953, working as a documentarist and a director In 1962 he made his film debut with the comedy-drama I nuovi angeli.
He was president of the Turin Permanent Theatre from 1980 to 1989 and in 1995 he was nominated president of the Accademia Nazionale di Arte Drammatica Silvio Doctorate"Amico.
In 2010 he was awarded with a special Lifetime Nastro d"Argento for his career. Ro.Go.Pa.G. Omicron.