Mariclare Costello
Actor
Born Feb 6, 1936 · Peoria, Illinois, USA
Active 1970–2026
Mariclare Catherine Costello (February 3, 1936 – April 17, 2026) was an American actress. She was a lifetime member of The Actors Studio.
Filmography
Shadow of the Blair Witch (2000) - Kathy PattersonChicago Hope (1994) - Mother Mary CatherineIndecent Proposal (1993) - David's MotherAppearances (1990) - RoseShe Said No (1990) - Susan FinnAmerican Harvest (1987) - Mary Alice DuncanMurder, She Wrote (1984) - Cassie Latham BurnsThe Adventures of Buckaroo Banzai Across the 8th Dimension (1984) - Senator CunninghamVictims for Victims: The Theresa Saldana Story (1984) - Jane BladowNightmares (1983) - Adele Cooney (segment "The Bishop of Battle")Skeezer (1982) - Barbara ThompsonCoward of the County (1981) - Emma SpencerOrdinary People (1980) - AudreyHart to Hart (1979) - Anita BoyerThe Incredible Hulk (1977) - Kay WallaceLou Grant (1977) - Louise LarsenThe Fitzpatricks (1977) - Maggie FitzpatrickRaid on Entebbe (1976) - Gabrielle KriegerThe Execution of Private Slovik (1974) - Antoinette SlovikThe Gun (1974) - Beryl StraussAfter the Fall (1974) - LouiseKojak (1973) - Diane GordonThe Waltons (1972) - Miss Rosemary Hunter · Mrs. Rosemary FordwickLet's Scare Jessica to Death (1971) - Emily