Guess Who's Coming To Dinner (1967) Rating: Starring: Katherine Hepburn, Katharine Houghton, Sidney Poitier, Spencer Tracey Director: Stanley Kramer Category: Drama, Classic Studio: Columbia / TriStar Subtitles: English, French Length: 108 mins Want to buy?           Spencer Tracy and Katharine Hepburn are unforgettable as perplexed parents in this landmark 1967 movie about mixed marriage. Joanna (Katharine Houghton), the beautiful daughter of a crusading publisher, Matthew Drayton (Tracy), and his patrician wife, Christina (Hepburn), returns home with her new fiancée, John Prentice (Sidney Poitier), a distinguished black doctor. Christina accepts her daughter's decision to marry John, but Matthew is shocked by this interracial union; and the doctor's parents are equally dismayed. Both families must sit down face to face and examine each other's level of intolerance.