Guess Who's Coming to Dinner (1967)
Right, here is a riddle , that was no match for Memento Minutiae - she is the last riddle queen of the West, who wins a selection of question marks...
The title is famous, as was its stars, but for one it was their last, and playing opposite,their lover was distraught, she never watched it.
She was known for many, from going boating on the queen,and followed a rooster into Oregon.
The other lead spoils us with his ferro rocher, if ever we were in Japan !
Get any of these three names, and the answer is easy !