Mary McDonough receives emails almost every day from people, and it’s not just because she once starred as the pretty, wholesome Erin Walton in one of TV’s most beloved families — these ...

Mary McDonough landed the role of a lifetime when she was cast as Erin Walton, the wholesome middle daughter on the beloved ...

STUDIO CITY (CBS) — Actress Mary McDonough stopped by KCAL9 Thursday to talk about her new book, "Lessons From the Mountain: What I Learned From Erin Walton." The book is award-winning actress ...

She's pictured here with the braids, on the left, and actress Mary McDonough, who played her on-screen sister, Erin Walton, is on the right. Kami Kotler and Mary McDonough On the shopping trip ...

Actress Mary McDonough is familiar to most people in her role as the red-headed middle daughter Erin on “The Waltons.” Cast to perform in the original television movie, “The Homecoming ...

“I’ve been back to Schuyler many times now,” said McDonough, who portrayed Erin Walton on the series and subsequent made-for-television movies. “My first visit was in 1992, when Walton’s ...

Mary McDonough may have found fame as Erin in the hit 1970s series “The Waltons,” but success came with a price. The now 55-year-old actress, who first joined the show at age 11, appeared on ...