Happy Halloween!

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Across
  1. 2. Mystery-solving dog
  2. 4. Colour of pumpkins
  3. 6. A werewolf's cry
  4. 11. Season of Scares
  5. 12. A house with ghosts
  6. 13. Pixar's 'Day of the Dead' Film
  7. 15. Made of bones
  8. 18. Date of celebration
  9. 20. Lights up jack-o-lanterns
Down
  1. 1. Wants brains
  2. 3. Shelley's man-made fiend
  3. 4. Spooky month
  4. 5. Tasty treats
  5. 7. A surprising shout
  6. 8. A witch's transportation
  7. 9. A winged mammal
  8. 10. Helping hand of The Addams Family
  9. 14. Worn by a Trick or Treater
  10. 15. Frightening
  11. 16. An eight-legged creature
  12. 17. A candied fruit
  13. 19. A vampire's teeth