Overview

• Sian Barbara Allen, celebrated for her roles in 1970s films and television, died on March 31, 2025, at age 78 in Chapel Hill, North Carolina.
• The cause of her death was Alzheimer’s disease, as confirmed by her family and reported by multiple outlets.
• Allen earned a Golden Globe nomination in 1973 for her performance in the thriller 'You’ll Like My Mother,' starring alongside Patty Duke and Richard Thomas.
• Her career included notable appearances in TV series such as 'The Waltons,' 'Columbo,' and 'Marcus Welby, M.D.,' as well as a starring role opposite Bette Davis in 'Scream, Pretty Peggy.'
• After retiring from acting in 1990, Allen dedicated her life to family, politics, and creative writing, leaving behind a legacy of impactful performances and a devoted family.