Trivia: Robert Englund has stated that out of all of the kills in the entire Nightmare franchise, Carlos' death is his personal favorite.
Trivia: Shock Rock legend Alice Cooper has an uncredited appearance in this movie as Freddy's stepfather.
Trivia: Producer Robert Shaye has a cameo as the operator selling bus tickets in a booth.
Trivia: During the fight scene between Freddy and Tracy, Robert Englund accidentally punched Lezlie Dean in the face.
Trivia: This is the only film in the series where Freddy does not kill anyone with his glove.
Trivia: Johnny Depp makes a very brief cameo as the announcer on the "This is Your Brain on Drugs" PSA, who is subsequently smashed in the face with a frying pan by Freddy. Depp had co-starred in the original film, and agreed to film a short cameo for this film.
Answer: In the book version of the first three movies, he took a saying from his abusive foster father: "Children are useless." He made it "Children are better off dead." He also killed one trying to rob him and felt a rush of adrenaline from it that he didn't want to lose, so he got addicted to killing.
Rob245