Things they never said: "Play it again, Sam."

[trof]

"Play it once, Sam. For old time's sake."
"I don't know what you mean, Miss Elsa."
"Play it, Sam. Play "As Time Goes By".

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[Aristus]

1. "You dirty rat".

James Cagney never said that as dialogue in a film.

[VOX]

2. "I want to suck your blood."

Old Drac never said anything like that. At all. At least Bella Lugosi didn't.

[Alpeduez21]

3. I don't think we're in Kansas anymore

"Toto, I've a feeling we're not in Kansas anymore."

[Me.]

4. Let Them Eat Cake

[retrowire]

5. "Beam me up Scotty!"

was never said by Spock.

[Charles Bukowski]

6. "Luke, I'm your father"

The actual line is "No, I'm your father" though in this case (and a few others) the misquote provides more context thus making it better IMO.

[OrwellwasRight]

7. We don't need no stinking' badges!

The actually line is as follows:

[Brother Buzz]

12. You can credit Al Jazzbo Collins and the Purple Grotto for the bastardization

[OrwellwasRight]

8. Also, some people think it's "Frankly, Scarlett, I don't give a damn,"

But it's:

[progressoid]

9. I blame Woody Allen...

[Va Lefty]

11. You and Mia

[Leith]

10. Elementary, My Dear Watson

Holmes never said that line in any of the stories.

However, here is a funny change of meaning of a word since the stories were written.