I'll fill out later, till then ask if you really wanna know. Briefly though, since it's making me :)
Music: metal, rock, classical, new age, some rap (think Wu Tang and Ice Cube, not the crunk crap that's on the radio), bluegrass (not country)
Movies: Anything by the Cohen bros., Peter Jackson, Kevin Smith, Terry Gilliam, Rob Zombie, Tarseem's The Fall, Saw I (yes just 1)
Books: anything by H.P. Lovecraft or Clive Barker, fantasy, horror
TV: Adult Swim(almost all of it, Frisky Dingo is the funniest thing ever) South Park, House, Big Bang Theory, It's Always Sunny :
Video Games: Elder Scrolls 4 (best game ever IMO) Fallout 3, plenty more :)