Every film about the Son of Sam and his reign of terror in New York City inevitably faces one huge question.

What to do about the dog?

Before he started blaming Satanists, David Berkowitz claimed that a dog told him to kill. Most people who have made films about the Son of Sam have been content to just have a dog barking in the distance. Spike Lee, however, had the guts to actually have a dog trot into Berkowtiz’s apartment and start yelling at him.

From 1999’s Summer of Sam:

The dog is voiced by John Turturro. I have to say that, for such an evil creature, it really is a cute dog.