Doctor, my memory is fine. It's my sanity I'm beginning to worry about.
6 seconds sound clip from the An American Werewolf in London movie soundboard.
You can hear this line at 00:24:46 in the Blu-ray version of the movie.
Quote context
[...]
- How could there have been witnesses? It was so dark.
- We were running, and I fell, and Jack went to help me up, and this thing came from nowhere.
- I don't know what they're talking about.
- In time, I'm sure it'll all come back to you.
- Doctor, my memory is fine. It's my sanity I'm beginning to worry about.
- No.
- No what?
- No.
- Well, all right, then, be like that. Here. Swallow this.
- No!
[...]