Anderson (Gene Hackman) visits Clinton Pell's wife and she's talking about Genesis 9, verse 27. In the first shot he's standing right behind her. In the next shot he stands on her left side. Then again right behind her.
At one point you see a fiery white supremacist leader, preaching to a rally and saying things like, "Every white, Anglo-Saxon, Christian one of us." The actor playing that role is Stephen Tobolowsky - a Polish name, and also almost certainly not Protestant (as the speaker would have meant when he said "Christian".).