My favorite horror stories with dog attacks and evil pooches:
Tenebre (a dog that can climb a 6 foot fence)
Suspiria
Devil Dog, Hound Of Hell
Hound Of The Baskervilles
Conan O'Brien's Evil Puppy (don't be fooled, he's evil)
http://www.break.com/usercontent/200...l-puppy-240977
What others?