Have you seen the movie Boxing Helena?

It's right out there on the edge of your interests and available in the non-porn sections of your video store.

The library here no doubt has both snuff and torture stories. Interrogation stories can include torture.

And I've seen 'em on the magazine racks... mags that feature amputees.

You might find co-conversationalists few and far between, but I suspect this is one of the places you'll find a few... if for no other reason that of the stories here.