Directors Scott Beck and Bryan Woods give us all the secrets on “Heretic,” the only fall thriller to involve Hugh Grant, Mormonism, blueberry pie, and Jar Jar Binks.

And what a man Beck and Woods have cast in their religious horror flick, effectively weaponizing the befuddled British charm of one Mr. Hugh Grant, who has fumbled and grinned through such rom-com classics as “Notting Hill,

A minimalist feature such as this requires a sharp, intelligent script and performers who can effectively captivate and carry the full weight of the story, and Heretic shines with both. A smart, meta story structure is complemented with intelligent,

Hugh Grant turns his natural charm into a weapon in “Heretic,” a stimulating discussion of religion that emerges from a horror movie wrapper.

That’s the premise, and the clever casting, of “Heretic,” a horror film starring Grant in his least likely role: a total sicko. Written and directed by Scott Beck and Bryan Woods, of “A Quiet Place,” the film features moody cinematography from Chung Chung-hoon (2017’s “It”),