Betty McGuire , a recurring actress on ABC’s Growing Pains and a Broadway actress died at age 100, according to The Hollywood Reporter.
The actress died of natural causes Oct. 8, 2026. She passed at the Motion Picture & Television Country House and Hospital in Woodland Hills, California.
McGuire was best known for her role on ABC’s Growing Pains, where she played Mother Kate Malone, portrayed by Joanna Kerns (Going Underground, Terror in the Family).
McGuire starred in Cheech & Chong’s (Nice Dreams, Things Are Tough All Over) 1978 film Up in Smoke as Sister Mary Quaker. Additionally, she played a nurse in Michael Crichton’s Coma.
Alongside on-screen productions, McGuire acted and understudied in several musical productions. She was part of the original productions of Plain and Fancy (1955-56), Happy Hunting (1956-57) and Oh, Captain! (1958). Additionally, she toured internationally in productions of Gypsy, Oliver!, How to Succeed in Business Without Really Trying and The Ziegfeld Follies in 1956.
McGuire was born in Bridgeport, Conneticut, March 20, 1926. She was not just an actor. She also volunteered and advocated for the Coalition for Economic Survival, a legal aid clinic that helps low-income tenants facing eviction.
McGuire lived at the MPTV retirement community starting in 2017 and was featured in a 2019 NBC Nightly News segment about the residence. While there, she created and hosted GabFest, a talk show for Channel 22, the community’s on-campus television station. McGuire’s unique program shared the personal experiences, aspirations and stories of the people who worked at the home.
Her additional credits include The Doris Day Show, Cannon, Columbo, Barnaby Jones, Baretta, Charlie’s Angels, Lou Grant, The Incredible Shrinking Woman, Falcon Crest, Hill Street Blues, St. Elsewhere, Moonlighting, Murphy Brown, Star Trek: Deep Space Nine, ER, 7th Heaven and Wishmaster.
McGuire has no survivors.