Isn't it a delight that in A.D. 2014 you can still be a Big Voice in your church by proclaiming that disease is a punishment on mankind? This gives him kinship with all the tribal shamen and witch doctors that ever lived. You go, Kenneth. You'd be a success in B.C. Palestine, 12th Century Mexico, and Middle Ages Europe.
And, yes, he does have that demonic aspect, just plain weird. A penetrating glance in his eyes. Beyond all the crude doctrine he upholds, how does he not give the followers the Willies, just by looking at him? If this guy offered you a drink in a bar, wouldn't you have 3 or 4 escape routes jumping instantly into your head? 'Sorry, mister, my uncle's dying. My aunt too. Gotta go.'