Jessica Harper (born October 10, 1949) is an American actress and producer, as well as a singer. Harper made her feature film debut in Inserts (1974), followed by a starring role in Brian De Palma's Phantom of the Paradise (1974). She played the lead role in Dario Argento's horror cult classic Suspiria (1977), for which she is best remembered. Other films include Shock Treatment (1981), The Blue Iguana (1988), Safe (1995), and Minority Report (2002).