Mary Grace Canfield

 portrayed Harriet Kravitz (Abner Kravitz's sister) in three episodes of season two of Bewitched (1966). She guest starred as Dr. Gertrude Morrison in the Tabitha episode, Paul Goes to New York (1978).

Biography
Mary Grace Canfield was an American theatre, film and television actress. She was best known for her recurring role on the hit CBS comedy series "Green Acres" as Ralph Monroe, the all-thumbs carpenter who greeted her fellow Hootervillians with her signature "Howdy Doody!" She appeared in more than forty episodes of the show during its six-season run from 1965 to 1971. She reprised the role in the 1990 television movie "Return to Green Acres".

In 1966, Canfield played Abner Kravitz's sister, Harriet, on four episodes of Bewitched. Actress Alice Pearce, who played Abner's wife, Gladys Kravitz, had died from ovarian cancer, and her successor as Mrs. Kravitz (Sandra Gould) had yet to be hired.

During the early 1970s, Canfield and actress Lucille Wall shared the role of Lucille March on "General Hospital". Canfield appeared in such feature films as "Pollyanna" (as Angelica), "The St. Valentine's Day Massacre" and "Something Wicked This Way Comes".

Canfield died from lung cancer on February 15, 2014, in Santa Barbara, California. She was 89.

Episodes

 * A Bum Raps
 * Follow That Witch (Part 1)
 * Man's Best Friend
 * Paul Goes to New York (Tabitha)