“- Frank the Pug: How about we do the good cop, bad cop routine? You can interrogate the witness, and I growl. Grrrrr...
- Jay: Wait, how about we do the good cop, dumb dog thing, and you just shut up?”
Tim Blaney - Frank the Pug
Will Smith - Jay

“To a cop the explanation is never that complicated. It's always simple. There's no mystery to the street, no arch criminal behind it all. If you got a dead body and you think his brother did it, you're gonna find out you're right.”
Kevin Spacey - Verbal

“- Samantha Harper: You're down in New York consulting with Lou Gerstner or the head of GE telling them how to buy South American countries but on the weekends, you fly back up here to hang out with the cop, do cop things, maybe go to cop mixers...
- Katie Burke: I like the cop.
- Samantha Harper: Yeah, um, I can see that.”
Zooey Deschanel - Samantha Harper
Katie Holmes - Katie Burke

“- M.J. Monahan: Nobody in this department has ever worked a serial case before.
- Lt. Quinn: Whoa, whoa, whoa, whoa, whoa. I have.
- M.J. Monahan: The Zodiac, right?
- Lt. Quinn: That's right.
- M.J. Monahan: Did anyone ever catch the Zodiac, sir, or did he die of old age?”

Holly Hunter - M.J. Monahan
J.E. Freeman - Lt. Quinn

“Half a tick, Mr. Holmes. You can't go walking into someone's residence, poking about their personal possessions, disrupting their privacy... that's for Scotland Yard.”
Jeffrey Jones - Inspector Lestrade