Mekhi Phifer and Phylicia Rashad star as Dr. John Prentice and his mother Mary Prentice, respectively, in True Color Theatre Company’s production of Guess Who’s Coming to Dinner. Kenny Leon directs. Todd Kreidler’s play is based on the screenplay of the same name by William Rose. In it, Joey Drayton brings her fiancé, Dr. John Prentice, home to San Francisco to meet her affluent parents.Their liberal persuasions are put to the test when they find out their daughter’s fiancé, while an ideal choice — a handsome, wealthy, brilliant, internationally-renown doctor from a respectable family – is also African-American.