There's gonna be a full moon tonight. I'm going to the cops.
5 seconds sound clip from the An American Werewolf in London movie soundboard.
You can hear this line at 01:16:31 in the Blu-ray version of the movie.
Quote context
[...]
- Pull over. Pull over! Pay the man.
- Jack is dead. And six people are dead.
- There's gonna be a full moon tonight. I'm going to the cops.
- David, please be rational. Let's go to Dr. Hirsch.
- Be rational, sure. I'm a fucking werewolf, for Christ's sake!
- Officer! Officer, I killed those people last night.
- He's playing a silly joke, Officer...
[...]