My parents both defected from communist Hungary and were what most people would today call libertarian. I grew up with a general distaste for taxation and any policy that intruded on our lives.
Throughout the Old Testament, God warns his chosen people about the perils of assimilation, shiksappeal and false gods.
Faith helps many people make sense of the world around them. Faith gives them a spiritual connection to something larger.
Biblical movies need not sermonize, just be honest to the foundational story. As powerful as the message is for people of faith, it's really great storytelling.