In 1966, Canfield played Abner Kravitz's sister, Harriet, on three episodes of Bewitched in the interval between the death from ovarian cancer of actress Alice Pearce, who played Abner's wife, Gladys Kravitz, before the hiring of Pearce's successor, Sandra Gould, in the role of Mrs. Kravitz.
Among her many credits was a regular role on the sitcom Bewitched as Gladys Kravitz from the start of the third season of the series.
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