Sian Barbara Allen, who appeared in several TV series and TV movies through the early 1970s to late ’90s, has died. The Golden Globe nominee died Monday at age 78, her family announced.

The former film and TV star died on Monday, March 31 of Alzheimer's Sian Barbara Allen, the beloved star of The Waltons, has died. She was 78. The actress died of Alzheimer's in Chapel Hill, N.C., on Monday,

Sian Barbara Allen, most recognized for playing the role of Jenny Pendleton on The Waltons, died at the age of 78 on March 31, 2025.