Gentlemen, since you're about to die anyway, I may as well tell you the entire plot.

9 seconds sound clip from the Last Action Hero movie soundboard.

You can hear this line at 01:51:43 in the Blu-ray version of the movie.

Quote context

[...]

- I need a hospital. I think my shoulder is out of the socket.

- Will the morgue suffice?

- Get down, Danny.

- Give it up, Benedict. The whole lobby is swarming with cops.

- I think I can manage to avoid them, but if not, I've another little explosive surprise for them.

- Gentlemen, since you're about to die anyway, I may as well tell you the entire plot.

- Think of villains, Jack. You want Dracula? Dracula? Hang on. I'll fetch him.

- Dracula? I can get King Kong.

- We'll have a nightmare with Freddy Krueger.

- Have a surprise party for Adolf Hitler. Hannibal Lecter can do the catering.

[...]