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Michael's mother was portrayed by Barbara Barrie and his father first by Steven Hill, then by Scott Marlowe.George Coe and Shirley Knight portrayed Hope's parents in two episodes.Elliot's father was Eddie Albert. Elliot's mother was Eileen Brennan.Nancy's mother, Elizabeth Hoffman, was the most frequent parent to guest-star.Ellyn's father was portrayed by Charles Cioffi and her mother was portrayed by Betsy Blair in one eposode and by Lois Smith in another.Billy Sidel's parents were Rita Zohar and Len Lesser.Melissa's parents were Phyllis Newman and Herb Edelman.Gary's mother was Georgann Johnson.
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