- Steve McQuinn: Well, permit me to doubt you, pal. I've met your type before. Anybody who goes around swiping government files...
- Florio: No no no, not I!
- Steve McQuinn: ...and hiding behind a woman's skirts...
- Florio: Is there any better place?
- [last lines]
- Florio: I'm sorry Signor McQuinn. I had to bring back the plates myself - but it is to take me out of the shade so I can be a square again.
- Fitzpatrick: You've earned your detective license, Florio. I think we can help you get it.
- Steve McQuinn: You mean you made us walk all that way just for that? Well, man, I'd have given you all the credit!
- Florio: But I cannot take-a no chances, Signor.
- Steve McQuinn: No chance? You trusted me with your girl, didn't you?
- Florio: I do not trust you, signor, but I have full trust in Lilliana.
- Lilliana: Oh, ho-ho, Carlo!
- Steve McQuinn: [to Fitzgerald] Oh, Carlo - an Italian Humphrey Bogart.