Sidney Poitier and Katharine Houghton in Guess Who's Coming to Dinner (1967)

Virginia Christine and Katharine Houghton in Guess Who's Coming to Dinner (1967)

Katharine Hepburn and Katharine Houghton in Guess Who's Coming to Dinner (1967)

5954-5 Sidney Poitier, Spencer Tracy, Katharine Hepburn, Katharine Houghton in "Guess Who's Coming to Dinner" 1968 Columbia

Sidney Poitier, Stanley Kramer, and Katharine Houghton

Katharine Hepburn, Spencer Tracy, Sidney Poitier, and Katharine Houghton in Guess Who's Coming to Dinner (1967)

Katharine Houghton and Isabel Sanford in Guess Who's Coming to Dinner (1967)

Sidney Poitier and Katharine Houghton in TCM Remembers Sidney Poitier (2022)

Sidney Poitier, Grace Gaynor, Tom Heaton, Katharine Houghton, and Yuki Tani in Guess Who's Coming to Dinner (1967)

Sidney Poitier, Roy Glenn, Katharine Houghton, and Beah Richards in Guess Who's Coming to Dinner (1967)

Katharine Houghton in Guess Who's Coming to Dinner (1967)

Sidney Poitier, Katharine Houghton, and Cecil Kellaway in Guess Who's Coming to Dinner (1967)

Spencer Tracy, Sidney Poitier, and Katharine Houghton in Guess Who's Coming to Dinner (1967)