Knock - Knock

In the fall of 2000, a veteran NYPD detective with a record of always catching the bad guy is tasked with tracking a serial rapist. But this is no ordinary criminal. This guy seems to be uncatchable, and something has to give.

Knock-Knock is the true story of the intense search for a ruthless rapist posing as a maintenance worker before invading the homes of his innocent victims. He terrorizes a community of young women, many of whom are in their early teens. No one in New York City is safe,...