Sgt. Gionfriddo
Background
Gionfriddo is a sergeant for the Amityville Police Department in Amityville, New York.
During the events of The Amityville Horror (1979) played by Val Avery
During a thunderstorm on the night of November 13, 1974, in Amityville, New York, a man goes throughout his house methodically shooting and killing all the members of his family including his Father and a Boy and Girl. The police arrive including Policeman and Gionfriddo remarks to the Coroner that it keeps on getting worse as more and more bodies are brought out of the house. The Coroner tells him that all the victims were shot in their beds execution style.
One year later, Kathy Lutz calls the police and Gionfriddo arrives. Cop at the House asks him what he is doing out so late and Gionfriddo tells him that he has insomnia. Cop 2 at the House tells Gionfriddo, he has no idea what is going on. New York State Trooper introduces Gionfriddo to Kathy and George as 2nd New York State Trooper walks by. George shows Gionfriddo the basement and finds Harry scratching at the wall. Gionfriddo notices none of the windows are open and tells George that he looks like the Amityville murderer. Gionfriddo then tells George that someone from the inside must have broken the doors from the outside. Later, Gionfriddo follows Father Bolen as Bolen goes to check on Father Delaney. Gionfriddo questions Bolen about Delaney, but Bolen tells him there is nothing wrong with Delaney.