This behind-the-scenes sneak peek of Priest is not going to answer the question you want it to answer. That is, you still won't know why Paul Bettany is playing a ridiculous, CGI-vampire-killing holy figure action hero in Priest when he just played a ridiculous, CGI-demonic-angel-killing holy figure action hero in Legion. I have no idea why that's happening. But if you also have the question, "In Priest, will Paul Bettany produce a Clint Eastwood-as-Batman voice, because that's clearly the voice of a priest?" I do have that answer:
God, Canada has its own Entertainment Tonight? This is like finding out about a new flu strain. Are the symptoms still Mary Hart and shouting about celebrity birthdays?