Mary McCormack Mary Shannon Actor Frederick Weller Marshall Mann Actor Nichole Hiltz Brandi Shannon Actor Wendell Pierce Dr. Warren McBride , Warren Morris Guest Star Tina Lifford Denise McBride , Denise Morris Guest Star Jontille Gerard Iris McBride , Iris Morris Guest Star Rhyon Nicole Brown Lily McBride , Lily Morris Guest Star Percy Daggs III Lawrence Guest Star Cristian de la Fuente Raphael Ramirez Guest Star Gene Ornelas Ferdinand Espinoza Guest Star David House Alvaro Guest Star Miquel Chavez Hispanic Teen Guest Star Anna Felix Judy Guest Star Cynthia Ruffins Vice Principal Fair Guest Star Scott Ward Al Chessman Guest Star Sam Weisman Director David Maples Writer