Charles E. Sellier Jr.

A young boy watches his parents killed by a thief in a Santa suit. He spends his youth in an orphanage, staying quietly to his self, but his mind is further bent by an ironhanded Mother Superior. He finally gets a job at a local store, where he finally snaps when he is required to wear a Santa suit, and goes on a killing spree that leads him slowly back to the orphanage. (imdb)

Upon his return from Vietnam, an ex-soldier finds his neighborhood has deteriorated badly, and is being terrorized by a vicious street gang. He calls some of his GI buddies, and together they hatch a plan to get rid of the gang. (imdb)

Teens at a ski resort need to even the score with it's owner and his sheriff friend. (imdb)