in the 1970s, de laurentiis moved to the us. he created his own studio, de laurentiis entertainment group (deg), based in wilmington, north carolina. during this period de laurentiis made a number of successful and acclaimed movies, including "serpico" (1973), "death wish" (1974), "mandingo" (1975), "three days of the condor" (1975), "the shootist" (1976), ingmar bergman's "the serpent's egg" (1977), "ragtime" (1981), "conan the barbarian" (1982) and "blue velvet" (1986).