“I can kill you - I'm insane.”
Karel Roden - Emil Slovak

“- John: It just occured to me today that I've never celebrated Halloween before.
- Molly: And why's that?
- John: Oh, we've got a psychotic serial killer in the family who loves to butcher people on Halloween, and I just thought it in bad taste to celebrate.”
Josh Hartnett - John
Michelle Williams - Molly

“- Nico: What are you, nuts?
- Shad: Yeah, psycho. Delusions of invincibility combined with a strong homicidal urge. I have a kick-your-ass fetish.”
Antoni Corone - Nico
Ving Rhames - Shad

- Warren: Stop calling me Warren! My name isn't fucking Warren!
- Debra: Well you can't kill me 'cause I'm already dead. And I talked to God, and she says, "yo, wassup?" and she wants you to lose the gun.
- Warren: What? You are psycho. You're a psycho.

Brendan Sexton III - Warren
Robin Tunney - Debra

“I killed him Gilbert, I killed him!”
Leonardo DiCaprio - Arnie Grape