TZ had plenty of cautionary tales, some delivered a little better than others, but this thing took the sledgehammer approach.
btw, I wasn't aware of "liberal cues" in Harry Potter. If anything, the current film slams the liberal head-in-the-sand approach as well as the abettors in the media.
There are none, as far as I know, but there are some conservatives (some here on FR even) who can "find" such nuances in just about everything that comes out of hollywood.