An old man confines to a wheelchair. He gets out, and my mate jokingly said he'd do a spider-crawl like in Excorcist. He does, and his head twists round too, a bit like the dog. That poster is a lie. He does not walk on walls.

Also, he's not nearly as awesome as his poster makes him out to be

And lastly this isn't really what it seems. In fact, I don't know what the promotional people were thinking when they came up with this poster.

....