“- Charlie Tucci: Are you fucking my sister?
- Paulie Carbone: What kind of question is that?
- Charlie Tucci: It's a good question.”
David Dundara - Charlie Tucci
John Turturro - Paulie Carbone

“Let me handle this. Walter, listen, you're making a big deal out of nothing. You're not unique, you know. Everyone in class had sex with your sister.”
Stephen Furst - Hubert Downs

“- Killer Joe Cooper: We never discussed the possibility of a retainer.
- Chris Smith: What do you mean? Hey, man, you talking about my sister?
- Killer Joe Cooper: Is that who she is?”
Matthew McConaughey - Killer Joe Cooper
Emile Hirsch - Chris Smith

“- Ann Bishop Mullany: Well, what did he ask exactly?
- Cynthia Patrice Bishop: Well, I don't want to tell you exactly.
- Ann Bishop Mullany: You let a total stranger record your sexual life on videotape, but you won't tell your own sister?
- Cynthia Patrice Bishop: Apparently.”
Andie MacDowell - Ann Bishop Mullany
Laura San Giacomo - Cynthia Patrice Bishop

“You know, I'd like to do it at your house sometime. I must admit, the idea of doing it in my sister's bed gives me a perverse thrill.”

Laura San Giacomo - Cynthia Patrice Bishop