{"id":39,"date":"2026-06-02T21:46:52","date_gmt":"2026-06-02T14:46:52","guid":{"rendered":"https:\/\/blogtamsu.com.vn\/?p=39"},"modified":"2026-06-02T21:46:52","modified_gmt":"2026-06-02T14:46:52","slug":"the-waltons-star-mariclare-costello-dead-at-age-90","status":"publish","type":"post","link":"https:\/\/blogtamsu.com.vn\/index.php\/2026\/06\/02\/the-waltons-star-mariclare-costello-dead-at-age-90\/","title":{"rendered":"‘The Waltons’ Star Mariclare Costello Dead at Age 90"},"content":{"rendered":"
\n

Mariclare Costello<\/strong>, the actress best known to many viewers for her memorable role on\u00a0The Waltons<\/em>, has died at age 90.<\/p>\n

Costello passed away on April 17 in Brooklyn, according to an\u00a0obituary shared by her family.<\/a>\u00a0Over a decades-long career in film, television and theater, she built a respected r\u00e9sum\u00e9 that ranged from classic family dramas to cult horror favorites.<\/p>\n

Related:\u00a0Nedra Talley Ross, Last Surviving Member of The Ronettes, Dead at 80<\/a><\/strong><\/p>\n<\/div>\n

Mariclare Costello’s Iconic Role on\u00a0The Waltons<\/em><\/h2>\n

For fans of\u00a0The Waltons<\/em>, Costello was known as schoolteacher Rosemary Hunter, a recurring character who appeared in 15 episodes during the show\u2019s first five seasons from 1972 to 1977. Her character became an important part of Walton\u2019s Mountain and famously married Rev. Matthew Fordwick, played by\u00a0John Ritter<\/strong>, during the fourth-season premiere.<\/p>\n

Looking back on her time with the series, Costello said in a 2011 interview with\u00a0Terror Trap<\/em><\/a>, \u201cI had the greatest time with Richard Thomas and John Ritter. We laughed from the beginning of the day until the end of the day. We spent a lot of time together. They were great.\u201d<\/p>\n

\ud83c\udfac<\/strong>\u00a0SIGN UP for Parade\u2019s Daily newsletter to get the latest pop culture news & celebrity interviews delivered right to your inbox<\/strong><\/a>\u00a0\ud83c\udfac<\/strong><\/p>\n

Costello’s Career: From Horror Cult Classics to\u00a0Ordinary People<\/em><\/h2>\n

Before and after her time on the beloved\u00a0CBS<\/a>\u00a0drama, Costello worked steadily across Hollywood. She appeared in the cult\u00a0horror film<\/a>\u00a0Let’s Scare Jessica to Death<\/em>\u00a0as Emily Bishop, a haunting\u00a0vampire<\/a>\u00a0figure that became one of her most remembered screen performances.<\/p>\n

Her additional credits included\u00a0Ordinary People<\/em>,\u00a0The Adventures of Buckaroo Banzai Across the 8th Dimension<\/em>, and television appearances on\u00a0Murder, She Wrote<\/em>,\u00a0Chicago Hope<\/em>,\u00a0Judging Amy<\/em>, and more.<\/p>\n

Mariclare Costello’s Personal Life and Marriage to Allan Arbus<\/h2>\n

Costello was also a longtime member of The Actors Studio and appeared on Broadway four times. She was married to Allan Arbus, known for playing Maj. Sidney Freedman on\u00a0M*A*S*H<\/em>, and welcomed one daughter together. They were married up until his death in 2013.<\/p>\n","protected":false},"excerpt":{"rendered":"

Mariclare Costello, the actress best known to many viewers for her memorable role on\u00a0The Waltons, has died at age 90. Costello passed away on April 17 in Brooklyn, according to an\u00a0obituary shared by her family.\u00a0Over a decades-long career in film, television and theater, she built a respected r\u00e9sum\u00e9 that ranged from classic family dramas to […]<\/p>\n","protected":false},"author":1,"featured_media":40,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chua-phan-loai"],"_links":{"self":[{"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/39","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=39"}],"version-history":[{"count":1,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/39\/revisions"}],"predecessor-version":[{"id":41,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/39\/revisions\/41"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/media\/40"}],"wp:attachment":[{"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=39"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=39"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogtamsu.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=39"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}