‘Late Night with the Devil’ review:’70s flare and Satanic Panic bring horror home [Video]

There’s a madcap magic to late-night television, where the stars come out to shine before an applauding live audience, and the rules of decorum seem relaxed in a studio setting modeled after a crisp, clean living room. We know that every guest is there to promote themselves and their latest product, but between the practiced smiles and strategized banter, there’s the heady possibility that something unsanitized and real — something shocking, even — might slip through as we click closer to the Witching Hour. This is the slippery, surreal space of television celebrated in Late Night with the Devil, a tidy and trembling horror movie where talk shows and terror collide. 

Writers/directors Cameron Cairnes and Colin Cairnes (aka the Cairnes Brothers) precisely position their film in the sweet spot of 1977. On television, Johnny Carson with his broad smile and sharp wit was the king of Late Night, a charming ambassador to all of …