Helen Hunt was unable to reprise the role of Valerie that she created in the first season finale because of her commitment to the series It Takes Two (1982).
Bonnie Urseth plays the role of Valerie
In "Hot Muffins" S1.E16, Bonnie Urseth plays the character listed as Doris.
In "Glenlawn Street Blues" S2.E20, Bonnie Urseth returns to play the character listed as Pregnant Woman.