The Outer Limits (1995): 6x18

Something About Harry

After her husband is killed in a car accident, Nancy Henninger rents out her backyard apartment to try to make ends meet. But her teenage son, Zak, is suspicious of her new tenant, Harry Longworth, who says he has come to the suburban community of Hunterville to set up a new factory for his company. When three people disappear from town Zak decides to conduct his own investigation.