Acting
Mariclare Costello
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.
Acting
- 1977The FitzpatricksMaggie Fitzpatrick13 ep.
- 1972The WaltonsMrs. Rosemary Fordwick8 ep.
Guest appearances
- 1998Chicago HopeMother Mary Catherine1 ep.
- 1986Murder, She WroteCassie Latham Burns1 ep.
- 1982Hart to HartAnita Boyer1 ep.
- 1981Lou GrantLouise Larsen1 ep.
- 1979The Incredible HulkKay Wallace1 ep.
- 1973The WaltonsMiss Rosemary Hunter, Mrs. Rosemary Fordwick, Mrs. Rosemary Fordwick (archive footage)8 ep.
- 1974KojakDiane Gordon1 ep.
Also known as: Mariclare Catherine Costello