Mac Ahlberg is a Swedish film director and cinematographer. He directed a Swedish version of "Fanny Hill" (Sweden, 1968), starring Diana Kjær, Hans Ernback, Keve Hjelm, Oscar Ljung. Since the 1980s, he has worked mostly in Hollywood as a cinematographer, frequently hired by producer Charles Band including Parasite, Demi Moore's first starring role. Wikipedia
The definitive Wikipedia entry for Mac Ahlberg. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Mac_Ahlberg