Mariclare Costello

Acting · 24 movies · 8 TV shows

Born February 6, 1936

Died April 17, 2026 (aged 90)

Peoria, Illinois, USA

Biography

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 Ordinary People The Adventures of Buckaroo Banzai Across the 8th Dimension

Mariclare Costello Movies & TV Shows

All (32) Movies TV Shows

Every movie and TV show featuring Mariclare Costello, sorted by how many viewers have rated them, from Indecent Proposal, Ordinary People and The Adventures of Buckaroo Banzai Across the 8th Dimension to lesser-known roles. Click any poster to see details and watch it free in HD on MyFlixer. You are on page 1 of 2.