Mariclare Costello
Actor
- Born
- February 6, 1936 · Peoria, Illinois, USA
- Died
- April 17, 2026 (age 90)
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.
Known for
Indecent Proposal
April 7, 1993
Ordinary People
September 19, 1980
The Adventures of Buckaroo Banzai Across the 8th Dimension
August 10, 1984
Let's Scare Jessica to Death
August 27, 1971
Nightmares
September 2, 1983
Raid on Entebbe
December 26, 1976
Shadow of the Blair Witch
October 22, 2000
The Execution of Private Slovik
March 13, 1974
Coward of the County
October 7, 1981
Victims for Victims: The Theresa Saldana Story
November 12, 1984
Pound
August 8, 1970
Heart of a Champion: The Ray Mancini Story
May 1, 1985
Acting24
- 2000Shadow of the Blair Witch as Kathy Patterson
- 1993Indecent Proposal as David's Mother
- 1990She Said No as Susan Finn
- 1990Appearances as Rose
- 1987American Harvest as Mary Alice Duncan
- 1985Heart of a Champion: The Ray Mancini Story as Ellen Mancini
- 1984Victims for Victims: The Theresa Saldana Story as Jane Bladow
- 1984The Adventures of Buckaroo Banzai Across the 8th Dimension as Senator Cunningham
- 1983Nightmares as Adele Cooney (segment "The Bishop of Battle")
- 1982