Hallo-winners or Hallo-wieners?

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Across
  1. 3. Home state of The Shining's Stanley Hotel
  2. 4. Casper's human companion
  3. 5. Halloween originated in this island nation
  4. 7. Al Capone and others are said to haunt this prison
  5. 9. Root vegetable used to create the first jack-o-lanterns
  6. 11. ET's halloween costume
  7. 12. Hannibal Lector's preferred wine
Down
  1. 1. Children's author of the Goosebumps series
  2. 2. America's first great "Scream Queen"
  3. 6. Bulbous plant used as vampire repellant
  4. 8. Real life serial killer who inspired the characters of Buffalo Bill, Leather Face, & Norman Bates
  5. 10. Doomed ghost ship sailing the seas forever