Mary Elizabeth McDonough (born May 4, 1961),  sometimes credited as Mary Beth McDonough, is an American actress and writer, best known for her role as Erin Walton on The Waltons from 1972 to 1981. This interview was completed and recorded in 2010, with Mary and hosted and interviewed by Aaron Pacentine. --- This episode is sponsored by · Anchor: The easiest way to make a podcast. https://anchor.fm/app --- Send in a voice message: https://anchor.fm/familytv/message Support this podcast: https://anchor.fm/familytv/support