Factual error: When Richie shows the hole in his hand to Seth, it runs right through the tendons of his middle finger. Such a wound would prevent Richie from being able to open and clench that finger, but he doesn't appear to have any trouble. (00:10:35)
Factual error: The Abilene, Texas courthouse should read Taylor County Courthouse, being that Abilene is the county seat of Taylor County, Texas. All Texas courthouses are named by the county they are in.
Answer: Because he is a sadistic lunatic and he wanted to. He has a lot wrong with his brain, paranoia, psychopathy, hallucinations, sexual predation. Probably more. He is a deeply disturbed individual and killing Gloria gave him pleasure.
lionhead