Can a Christian Have a Demon? Can they be demon possessed? Dr. Lester Sumrall tells seven steps that leds Christians from just backslidding to actually being taken captive by the devil at his own will. You can become influenced by the spirit even as a Christian to many different levels. We will talk about how Satan gives will take a foothold on people little by little, bit by bit until he seems to have taken you captive at his very own will.