Madchen E. Amick (Sparks, 1970) is an american actress. She is best known for her starring role as Shelly Johnson on the cult television series Twin Peaks (1990–1991), its prequel film Twin Peaks: Fire Walk with Me (1992) and its revival television series Twin Peaks: The Return (2017). She was also a series regular on Central Park West (1995-1996), Freddie (2005-2006), and Witches of East End (2013-2014).