Personal Info
Known For
Acting
Born
February 6, 1936
Died
April 17, 2026 (age 90)
Place of Birth
Peoria, Illinois, USA
Also Known As
Mariclare Catherine Costello
Mariclare Costello
Biography
Mariclare Costello Tribute - behind the scenes with Judy Norton
VideoKnown For
Chicago Hope
Mother Mary Catherine
1994
Murder, She Wrote
Cassie Latham Burns
1984
The Waltons
Mrs. Rosemary Fordwick
1972
The Waltons
Miss Rosemary Hunter
1972
The Waltons
Mrs. Rosemary Fordwick (archive footage)
1972
Hart to Hart
Anita Boyer
1979
Lou Grant
Louise Larsen
1977
The Incredible Hulk
Kay Wallace
1977
Kojak
Diane Gordon
1973
Indecent Proposal
David's Mother
1993
The Adventures of Buckaroo Banzai Across the 8th Dimension
Senator Cunningham
1984
The Fitzpatricks
Maggie Fitzpatrick
1977
Ordinary People
Audrey
1980
Raid on Entebbe
Gabrielle Krieger
1976
Nightmares
Adele Cooney (segment "The Bishop of Battle")
1983
American Harvest
Mary Alice Duncan
1987
Let's Scare Jessica to Death
Emily
1971
She Said No
Susan Finn
1990
The Execution of Private Slovik
Antoinette Slovik
1974
Coward of the County
Emma Spencer
1981