A performer on stage, film, radio, and television, she may best be remembered for her role as Mrs. Wilson in the 1962–63 season of Dennis the Menace.

[2] She received a degree in drama from Los Angeles Junior College, where she participated in stage productions.

She continued performing in London until the start of World War II, at which point she returned to the United States.

Gale Gordon began playing John Wilson, George's brother, after Kearns' death.

[10] Sara Seegar Stone died on August 12, 1990, of a cerebral hemorrhage at St. Mary's Hospital in Langhorne, Pennsylvania;[11] her ashes were interred at Washington Crossing National Cemetery, along with those of her husband, in a ceremony in 2013.