Mariclare Costello
ActorMariclare 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.
More details at TMDB
KNOWN FOR
FILMOGRAPHY
ACTOR24
Shadow of the Blair Witch
2000
Kathy Patterson
Indecent Proposal
1993
David's Mother
Appearances
1990
Rose
She Said No
1990
Susan Finn
American Harvest
1987
Mary Alice Duncan
Heart of a Champion: The Ray Mancini Story
1985
Ellen Mancini
The Adventures of Buckaroo Banzai Across the 8th Dimension
1984
Senator Cunningham
Victims for Victims: The Theresa Saldana Story
1984
Jane Bladow
Nightmares
1983
Adele Cooney (segment "The Bishop of Battle")
Skeezer
1982
Barbara Thompson
Coward of the County
1981
Emma Spencer
Ordinary People
1980
Audrey
The Boy Who Drank Too Much
1980
Louise Carpenter
All God's Children
1980
Winnie Naponic
A Sensitive, Passionate Man
1977
Pat Morris
Territorial Men
1976
Julia Baker
Raid on Entebbe
1976
Gabrielle Krieger
Conspiracy of Terror
1975
Mrs. Warnall
The Execution of Private Slovik
1974
Antoinette Slovik
The Gun
1974
Beryl Strauss
After the Fall
1974
Louise
Going Where I've Never Been: The Photography of Diane Arbus
1972
Herself - Narrator
Let's Scare Jessica to Death
1971
Emily
Pound
1970
Honky Killer's Wife
