Trivia: During the scene when Dolarhyde takes Reba to the zoo, the tiger she pets is not sedated. Because of the humane society they could not sedate the tiger. Instead the trainer is to the left just out of the shot keeping the tiger calm.
Trivia: Frankie Faison reprises his role as Barney from "The Silence of the Lambs" and "Hannibal." He is the only actor to appear in all four Hannibal Lecter films, having played Lt. Fisk in "Manhunter."
Answer: His choices had to do with the layout of peoples' property. At his job, he studied customers' family video tapes that contained scenes of their homes and yards. He looked for seclusion around the properties, easy-access back entrances, whether there was a family dog that would bark, and so on.
raywest ★
But what was his reason for killing them? Was it because he saw a happy family and he was angry because he never had one or because he saw a life that he would never have?
He chose the houses that had big backyards. During the Edward Norton/Lecter interaction, Lector says something about how blood looks in the moonlight.