Tribulation

Tom Canboro is a police detective with a Christian sister, Eileen, a brother, Calvin, a wife, Susan, and eccentric brother-in-law, Jason. One night, Jason seemingly goes insane and tries to kill Eileen, calling her a "hater". Tom soon realises this may be a conspiracy going as far as devil worship, but as he speeds in his car to get help, he suddenly looses control and crashes. (imdb)