Stella: The New York State sentence for a Peeping Tom is six months in the workhouse. Jeff: Oh, hello, Stella. Stella: And they got no windows in the workhouse.
Lt. Doyle: Jeff, you've got a lot to learn about homicide. Why, morons have committed murders so shrewdly that it's taken a hundred trained police minds to catch them.
Jeff: Are you interested in solving this case or in making me look foolish? Lt. Doyle: Well, if possible, both. Jeff: Well then, do a good job of it. Go over there and search Thorwald's apartment. The whole place must be knee-deep in evidence. Lt. Do...
Lt. Doyle: What do you say we all sit down and have a nice friendly drink too, hmm? Forget all about this. We can tell lies about the good old days during the war. Lisa: So that's it? You're through with the case? Lt. Doyle: There is no case to be so...
Lt. Doyle: Oh, Jeff, if you need any more help, consult the yellow pages in your telephone directory. Lisa: Oh, I love funny exit lines.
Lisa: Why would Thorwald want to kill a little dog? Because it knew too much?
Jeff: What about the knife and saw I saw him wrapping up in newspaper? Lt. Doyle: Do you own a saw? Jeff: Well... yeah. At home in my garage, I keep... Lt. Doyle: How many people did you cut up with it?
Lt. Doyle: Lars Thorwald... is no more a murderer than I am. Jeff: [stunned] You mean that you can explain everything strange that has been going on over there, and is still going on? Lt. Doyle: No, and neither can you. That's a secret private world ...