Mazoor Berozski and Lt. Columbo in “Unfinished Business”

[after discovering that the toothbrush in Dudek's suitcase is not his but his roommate's] Lieutenant, then Tomlin Dudek could not have packed his own suitcase.

Lt. Columbo

That's what I was trying to get around to, sir, yes. And if somebody else packed it who didn't know that he wore dentures then--

Then his accident was not an accident!

Lt. Columbo

I, uh, thought you'd like to know, sir, that, uh, I think that is a possibility, yes sir.