James Graham wrote the play “Quiz” — about an alleged cheating scandal on the British version of “Who Wants to Be a Millionaire?” — before he adapted it for TV.  Graham talks about starting to doubt the conventional wisdom about Charles and Diana Ingram, a couple accused of cheating on the popular game show in 2001 and in effect stealing 1 million pounds in front of a studio audience. Plus, how is Hollywood responding to a week of protests and police brutality?