Stand by · pulling the latest frames
Stand by · pulling the latest frames

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.
6.4Indecent Proposal
1993
6.0The Adventures of Buckaroo Banzai Across the 8th Dimension
1984
7.4Ordinary People
1980
4.8Pound
1970
10.0Skeezer
1982
9.0American Harvest
1987
6.0Raid on Entebbe
1976
5.7Nightmares
1983
6.2Let's Scare Jessica to Death
1971
6.5Coward of the County
1981
7.4The Execution of Private Slovik
1974
8.7The Gun
1974
4.7The Boy Who Drank Too Much
1980
7.5Victims for Victims: The Theresa Saldana Story
1984
6.0Heart of a Champion: The Ray Mancini Story
1985
5.5A Sensitive, Passionate Man
1977
10.0Appearances
1990
8.0After the Fall
1974
7.7She Said No
1990
5.7Shadow of the Blair Witch
2000