Sian Barbara Allen
Sian Barbara Allen is credited on 4 movies and 18 TV shows, best known by TMDB votes for Columbo, Bonanza and The Incredible Hulk.
Born July 12, 1946 in Reading, Pennsylvania, USA; died March 31, 2025.
Filmography · 22 titles
US streaming apps shown for the 12 best-known titles, checked October 5, 2026. Tap any title for where it streams and what it costs.
Columbo
1971 · TV show
On Peacock and Prime Video
Bonanza
1959 · TV show
On fuboTV and Philo
The Incredible Hulk
1977 · TV show
Free with ads on Tubi TV
Hawaii Five-O
1969 · TV show
On Paramount+
Kojak
1973 · TV show
Not on a US subscription app
The Rockford Files
1974 · TV show
On Philo
Gunsmoke
1955 · TV show
On Peacock and Paramount+
The Waltons
1972 · TV show
On Peacock and Prime Video
L.A. Law
1986 · TV show
On Hulu
Cagney & Lacey
1982 · TV show
On Prime Video
Ironside
1967 · TV show
Not on a US subscription app
Adam-12
1968 · TV show
On Philo
Billy Two Hats
1974 · Movie
Baretta
1975 · TV show
Alias Smith and Jones
1971 · TV show
Scream, Pretty Peggy
1973 · Movie
You'll Like My Mother
1972 · Movie
The F.B.I.
1965 · TV show
Police Story
1973 · TV show
Marcus Welby, M.D.
1969 · TV show
Darkroom
1981 · TV show
Smash-Up on Interstate 5
1976 · Movie
About Sian Barbara Allen
Sian Barbara Allen was an American actress who mainly appeared on television throughout the 1970s. A native of Reading, Pennsylvania, Allen appeared in numerous television series in the ensuing years, including recurring appearances on The Waltons, Gunsmoke, and Ironside.
Biography from TMDB, written by its community.