Mariclare Costello
Mariclare Costello is credited on 9 movies and 7 TV shows, best known by TMDB votes for Indecent Proposal, Ordinary People and The Incredible Hulk.
Born February 6, 1936 in Peoria, Illinois, USA; died April 17, 2026.
Filmography · 16 titles
US streaming apps shown for the 12 best-known titles, checked October 6, 2026. Tap any title for where it streams and what it costs.
Indecent Proposal
1993 · Movie
On Paramount+
Ordinary People
1980 · Movie
Free with ads on Kanopy
The Incredible Hulk
1977 · TV show
Free with ads on Tubi TV
Murder, She Wrote
1984 · TV show
On Philo
The Adventures of Buckaroo Banzai Across the 8th Dimension
1984 · Movie
On fuboTV and MGM+
Let's Scare Jessica to Death
1971 · Movie
Free with ads on Hoopla
Kojak
1973 · TV show
Not on a US subscription app
Hart to Hart
1979 · TV show
Free with ads on Tubi TV
The Waltons
1972 · TV show
On Peacock and Prime Video
Nightmares
1983 · Movie
Not on a US subscription app
Chicago Hope
1994 · TV show
Not on a US subscription app
Raid on Entebbe
1976 · Movie
Not on a US subscription app
Lou Grant
1977 · TV show
The Execution of Private Slovik
1974 · Movie
Shadow of the Blair Witch
2000 · Movie
Coward of the County
1981 · Movie
About Mariclare Costello
Mariclare Catherine Costello (February 3, 1936 – April 17, 2026) was an American actress. She was a lifetime member of The Actors Studio. Costello's most notable role was that of Rosemary Hunter Fordwick on the television series The Waltons, from 1972 to 1977. In 1977, after her role on The...
Biography from TMDB, written by its community.