Acting
Mariclare Costello
- Born
- February 6, 1936
- Died
- April 17, 2026
Biography
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 Waltons, she played matriarch Maggie Fitzpatrick on the short-lived drama show The Fitzpatricks.
Filmography
Known for
6.0The Adventures of Buckaroo Banzai Across the 8th Dimension
1984
6.2Let's Scare Jessica to Death
1971
Territorial Men
1976
7.4Ordinary People
1980
7.4The Execution of Private Slovik
1974
4.7The Boy Who Drank Too Much
1980
6.5Coward of the County
1981
6.0Heart of a Champion: The Ray Mancini Story
1985
8.7The Gun
1974
10.0Appearances
1990
7.5Victims for Victims: The Theresa Saldana Story
1984
10.0Skeezer
1982
5.5A Sensitive, Passionate Man
1977
7.7She Said No
1990
5.7Shadow of the Blair Witch
2000
6.0Going Where I've Never Been: The Photography of Diane Arbus
1972
4.8Pound
1970
6.5All God's Children
1980